mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-12 09:43:40 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13619 3c298f89-4303-0410-b956-a3cf2f4a3e73
453 lines
8.2 KiB
Diff
Executable File
453 lines
8.2 KiB
Diff
Executable File
From c6eeaaf1c19526e7ceb535663c3b8143c19b8cc7 Mon Sep 17 00:00:00 2001
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From: Andy Green <andy@openmoko.com>
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Date: Fri, 25 Jul 2008 23:06:00 +0100
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Subject: [PATCH] debug-suspend-dump-gpio-states-add-GPA.patch
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Add support for GPA[] GPIO bus since we have some NCs
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but they seem to output-only IO cells so no matter
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Signed-off-by: Andy Green <andy@openmoko.com>
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---
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arch/arm/plat-s3c24xx/gpio.c | 421 ++++++++++++++++++++++++++++++++++++++++++
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1 files changed, 421 insertions(+), 0 deletions(-)
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diff --git a/arch/arm/plat-s3c24xx/gpio.c b/arch/arm/plat-s3c24xx/gpio.c
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index ee99dcc..4e94801 100644
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--- a/arch/arm/plat-s3c24xx/gpio.c
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+++ b/arch/arm/plat-s3c24xx/gpio.c
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@@ -32,6 +32,7 @@
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#include <asm/io.h>
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#include <asm/arch/regs-gpio.h>
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+#include <asm/arch/regs-gpioj.h>
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void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int function)
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{
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@@ -215,3 +216,423 @@ int s3c2410_gpio_irq2pin(unsigned int irq)
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}
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EXPORT_SYMBOL(s3c2410_gpio_irq2pin);
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+
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+static void pretty_dump(u32 cfg, u32 state, u32 pull,
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+ const char ** function_names_2,
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+ const char ** function_names_3,
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+ const char * prefix,
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+ int count)
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+{
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+ int n;
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+ const char *tag_type = NULL,
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+ *tag_state = NULL,
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+ *tag_pulldown = NULL,
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+ * level0 = "0",
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+ * level1 = "1";
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+
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+ for (n = 0; n < count; n++) {
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+ switch ((cfg >> (2 * n)) & 3) {
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+ case 0:
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+ tag_type = "input ";
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+ break;
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+ case 1:
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+ tag_type = "OUTPUT ";
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+ break;
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+ case 2:
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+ if (function_names_2) {
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+ if (function_names_2[n])
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+ tag_type = function_names_2[n];
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+ else
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+ tag_type = "*** ILLEGAL CFG (2) *** ";
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+ } else
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+ tag_type = "(function) ";
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+ break;
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+ default:
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+ if (function_names_3) {
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+ if (function_names_3[n])
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+ tag_type = function_names_3[n];
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+ else
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+ tag_type = "*** ILLEGAL CFG (3) *** ";
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+ } else
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+ tag_type = "(function) ";
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+ break;
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+ }
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+ if ((state >> n) & 1)
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+ tag_state = level1;
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+ else
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+ tag_state = level0;
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+
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+ if (((pull >> n) & 1))
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+ tag_pulldown = "";
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+ else
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+ tag_pulldown = "(pulldown)";
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+
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+ printk(KERN_INFO"%s%02d: %s %s %s\n", prefix, n, tag_type,
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+ tag_state, tag_pulldown);
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+ }
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+ printk(KERN_INFO"\n");
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+}
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+
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+static void pretty_dump_a(u32 cfg, u32 state,
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+ const char ** function_names,
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+ const char * prefix,
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+ int count)
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+{
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+ int n;
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+ const char *tag_type = NULL,
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+ *tag_state = NULL,
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+ * level0 = "0",
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+ * level1 = "1";
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+
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+ for (n = 0; n < count; n++) {
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+ switch ((cfg >> n) & 1) {
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+ case 0:
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+ tag_type = "OUTPUT ";
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+ break;
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+ default:
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+ if (function_names) {
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+ if (function_names[n])
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+ tag_type = function_names[n];
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+ else
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+ tag_type = "*** ILLEGAL CFG *** ";
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+ } else
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+ tag_type = "(function) ";
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+ break;
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+ }
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+ if ((state >> n) & 1)
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+ tag_state = level1;
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+ else
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+ tag_state = level0;
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+
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+ printk(KERN_INFO"%s%02d: %s %s\n", prefix, n, tag_type,
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+ tag_state);
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+ }
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+ printk(KERN_INFO"\n");
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+}
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+
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+static const char * funcs_a[] = {
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+ "ADDR0 ",
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+ "ADDR16 ",
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+ "ADDR17 ",
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+ "ADDR18 ",
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+ "ADDR19 ",
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+ "ADDR20 ",
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+ "ADDR21 ",
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+ "ADDR22 ",
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+ "ADDR23 ",
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+ "ADDR24 ",
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+ "ADDR25 ",
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+ "ADDR26 ",
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+ "nGCS[1] ",
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+ "nGCS[2] ",
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+ "nGCS[3] ",
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+ "nGCS[4] ",
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+ "nGCS[5] ",
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+ "CLE ",
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+ "ALE ",
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+ "nFWE ",
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+ "nFRE ",
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+ "nRSTOUT ",
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+ "nFCE ",
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+ NULL,
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+ NULL
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+};
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+
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+
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+static const char * funcs_b2[] = {
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+ "TOUT0 ",
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+ "TOUT1 ",
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+ "TOUT2 ",
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+ "TOUT3 ",
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+ "TCLK[0] ",
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+ "nXBACK ",
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+ "nXBREQ ",
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+ "nXDACK1 ",
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+ "nXDREQ1 ",
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+ "nXDACK0 ",
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+ "nXDREQ0 ",
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+};
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+static const char * funcs_b3[] = {
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+};
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+
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+static const char * funcs_c2[] = {
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+ "LEND ",
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+ "VCLK ",
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+ "VLINE ",
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+ "VFRAME ",
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+ "VM ",
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+ "LCD_LPCOE ",
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+ "LCD_LPCREV ",
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+ "LCD_LPCREVB",
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+ "VD[0] ",
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+ "VD[1] ",
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+ "VD[2] ",
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+ "VD[3] ",
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+ "VD[4] ",
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+ "VD[5] ",
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+ "VD[6] ",
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+ "VD[7] ",
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+};
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+static const char * funcs_c3[] = {
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ "I2SSDI ",
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+};
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+
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+static const char * funcs_d2[] = {
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+ "VD[8] ",
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+ "VD[9] ",
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+ "VD[10] ",
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+ "VD[11] ",
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+ "VD[12] ",
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+ "VD[13] ",
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+ "VD[14] ",
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+ "VD[15] ",
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+ "VD[16] ",
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+ "VD[17] ",
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+ "VD[18] ",
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+ "VD[19] ",
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+ "VD[20] ",
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+ "VD[21] ",
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+ "VD[22] ",
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+ "VD[23] ",
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+};
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+static const char * funcs_d3[] = {
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+ "nSPICS1 ",
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+ "SPICLK1 ",
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ "SPIMISO1 ",
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+ "SPIMOSI1 ",
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+ "SPICLK1 ",
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+ NULL,
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+ NULL,
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+ NULL,
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+ "nSS1 ",
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+ "nSS0 ",
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+};
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+
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+static const char * funcs_e2[] = {
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+ "I2SLRCK ",
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+ "I2SSCLK ",
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+ "CDCLK ",
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+ "I2SDI ",
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+ "I2SDO ",
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+ "SDCLK ",
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+ "SDCMD ",
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+ "SDDAT0 ",
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+ "SDDAT1 ",
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+ "SDDAT2 ",
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+ "SDDAT3 ",
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+ "SPIMISO0 ",
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+ "SPIMOSI0 ",
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+ "SPICLK0 ",
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+ "IICSCL ",
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+ "IICSDA ",
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+};
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+static const char * funcs_e3[] = {
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+};
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+
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+static const char * funcs_f2[] = {
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+ "EINT[0] ",
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+ "EINT[1] ",
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+ "EINT[2] ",
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+ "EINT[3] ",
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+ "EINT[4] ",
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+ "EINT[5] ",
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+ "EINT[6] ",
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+ "EINT[7] ",
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+};
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+static const char * funcs_f3[] = {
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+};
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+
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+
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+static const char * funcs_g2[] = {
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+ "EINT[8] ",
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+ "EINT[9] ",
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+ "EINT[10] ",
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+ "EINT[11] ",
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+ "EINT[12] ",
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+ "EINT[13] ",
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+ "EINT[14] ",
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+ "EINT[15] ",
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+ "EINT[16] ",
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+ "EINT[17] ",
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+ "EINT[18] ",
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+ "EINT[19] ",
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+ "EINT[20] ",
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+ "EINT[21] ",
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+ "EINT[22] ",
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+ "EINT[23] ",
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+};
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+static const char * funcs_g3[] = {
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+ NULL,
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+ NULL,
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+ "nSS0 ",
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+ "nSS1 ",
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+ "LCD_PWRDN ",
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+ "SPIMISO1 ",
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+ "SPIMOSI1 ",
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+ "SPICLK1 ",
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+ NULL,
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+ "nRTS1 ",
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+ "nCTS1 ",
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+ "TCLK[1] ",
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+ "nSPICS0 ",
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+ NULL,
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+ NULL,
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+ NULL,
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+};
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+
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+static const char * funcs_h2[] = {
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+ "nCTS0 ",
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+ "nRTS0 ",
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+ "TXD[0] ",
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+ "RXD[0] ",
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+ "TXD[1] ",
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+ "RXD[1] ",
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+ "TXD[2] ",
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+ "RXD[2] ",
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+ "UEXTCLK ",
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+ "CLKOUT0 ",
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+ "CLKOUT1 ",
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+};
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+static const char * funcs_h3[] = {
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ "nRTS1 ",
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+ "nCTS1 ",
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+ NULL,
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+ "nSPICS0 ",
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+ NULL,
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+};
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+
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+static const char * funcs_j2[] = {
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+ "CAMDATA[0] ",
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+ "CAMDATA[1] ",
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+ "CAMDATA[2] ",
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+ "CAMDATA[3] ",
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+ "CAMDATA[4] ",
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+ "CAMDATA[5] ",
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+ "CAMDATA[6] ",
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+ "CAMDATA[7] ",
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+ "CAMPCLK ",
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+ "CAMVSYNC ",
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+ "CAMHREF ",
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+ "CAMCLKOUT ",
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+ "CAMRESET ",
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+};
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+static const char * funcs_j3[] = {
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+ NULL,
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+};
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+
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+/* used to dump GPIO states at suspend */
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+void s3c24xx_dump_gpio_states(void)
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+{
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+ pretty_dump_a(__raw_readl(S3C2410_GPACON),
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+ __raw_readl(S3C2410_GPADAT),
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+ funcs_a, "GPA", 25);
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+ pretty_dump(__raw_readl(S3C2410_GPBCON),
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+ __raw_readl(S3C2410_GPBDAT),
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+ __raw_readl(S3C2410_GPBUP),
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+ funcs_b2, funcs_b3, "GPB", 11);
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+ pretty_dump(__raw_readl(S3C2410_GPCCON),
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+ __raw_readl(S3C2410_GPCDAT),
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+ __raw_readl(S3C2410_GPCUP),
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+ funcs_c2, funcs_c3, "GPC", 16);
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+ pretty_dump(__raw_readl(S3C2410_GPDCON),
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+ __raw_readl(S3C2410_GPDDAT),
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+ __raw_readl(S3C2410_GPDUP),
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+ funcs_d2, funcs_d3, "GPD", 16);
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+ pretty_dump(__raw_readl(S3C2410_GPECON),
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+ __raw_readl(S3C2410_GPEDAT),
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+ __raw_readl(S3C2410_GPEUP),
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+ funcs_e2, funcs_e3, "GPE", 16);
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+ pretty_dump(__raw_readl(S3C2410_GPFCON),
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+ __raw_readl(S3C2410_GPFDAT),
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+ __raw_readl(S3C2410_GPFUP),
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+ funcs_f2, funcs_f3, "GPF", 8);
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+ pretty_dump(__raw_readl(S3C2410_GPGCON),
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+ __raw_readl(S3C2410_GPGDAT),
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+ __raw_readl(S3C2410_GPGUP),
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+ funcs_g2, funcs_g3, "GPG", 16);
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+ pretty_dump(__raw_readl(S3C2410_GPHCON),
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+ __raw_readl(S3C2410_GPHDAT),
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+ __raw_readl(S3C2410_GPHUP),
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+ funcs_h2, funcs_h3, "GPH", 11);
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+ pretty_dump(__raw_readl(S3C2440_GPJCON),
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+ __raw_readl(S3C2440_GPJDAT),
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+ __raw_readl(S3C2440_GPJUP),
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+ funcs_j2, funcs_j3, "GPJ", 13);
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+
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+}
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+EXPORT_SYMBOL(s3c24xx_dump_gpio_states);
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+
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--
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1.5.6.3
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