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openwrt-xburst/target/linux/brcm63xx/patches-3.6/424-MIPS-BCM63XX-add-support-for-BCM6328-in-bcm_enetsw.patch
florian 0b1b6a0283 [brcm63xx] add preliminary support for 3.6 kernel
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33936 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-10-25 21:16:51 +00:00

104 lines
3.0 KiB
Diff

From f1c1bfa89cdac76a215d0e21161da9f8f8373437 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski@gmail.com>
Date: Tue, 14 Jun 2011 21:14:39 +0200
Subject: [PATCH 40/84] MIPS: BCM63XX: add support for BCM6328 in bcm_enetsw
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
---
arch/mips/bcm63xx/clk.c | 34 ++++++++++++++-----
arch/mips/bcm63xx/dev-enet.c | 9 +++--
.../include/asm/mach-bcm63xx/bcm63xx_dev_enet.h | 1 +
3 files changed, 32 insertions(+), 12 deletions(-)
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -118,21 +118,37 @@ static struct clk clk_ephy = {
*/
static void enetsw_set(struct clk *clk, int enable)
{
- if (!BCMCPU_IS_6368())
+ u32 mask;
+
+ if (!BCMCPU_IS_6328() && !BCMCPU_IS_6368())
return;
- bcm_hwclock_set(CKCTL_6368_ROBOSW_EN |
- CKCTL_6368_SWPKT_USB_EN |
- CKCTL_6368_SWPKT_SAR_EN, enable);
+
+ if (BCMCPU_IS_6328())
+ mask = CKCTL_6328_ROBOSW_EN;
+ else
+ mask = CKCTL_6368_ROBOSW_EN | CKCTL_6368_SWPKT_USB_EN |
+ CKCTL_6368_SWPKT_SAR_EN;
+
+ bcm_hwclock_set(mask, enable);
if (enable) {
+ u32 reg;
u32 val;
+ if (BCMCPU_IS_6328()) {
+ reg = PERF_SOFTRESET_6328_REG;
+ mask = SOFTRESET_6328_ENETSW_MASK;
+ } else {
+ reg = PERF_SOFTRESET_6368_REG;
+ mask = SOFTRESET_6368_ENETSW_MASK;
+ }
+
/* reset switch core afer clock change */
- val = bcm_perf_readl(PERF_SOFTRESET_6368_REG);
- val &= ~SOFTRESET_6368_ENETSW_MASK;
- bcm_perf_writel(val, PERF_SOFTRESET_6368_REG);
+ val = bcm_perf_readl(reg);
+ val &= ~mask;
+ bcm_perf_writel(val, reg);
msleep(10);
- val |= SOFTRESET_6368_ENETSW_MASK;
- bcm_perf_writel(val, PERF_SOFTRESET_6368_REG);
+ val |= mask;
+ bcm_perf_writel(val, reg);
msleep(10);
}
}
--- a/arch/mips/bcm63xx/dev-enet.c
+++ b/arch/mips/bcm63xx/dev-enet.c
@@ -141,7 +141,7 @@ static int __init register_shared(void)
shared_res[0].end = shared_res[0].start;
shared_res[0].end += (RSET_ENETDMA_SIZE) - 1;
- if (BCMCPU_IS_6368())
+ if (BCMCPU_IS_6328() || BCMCPU_IS_6368())
chan_count = 32;
else
chan_count = 16;
@@ -224,7 +224,7 @@ bcm63xx_enetsw_register(const struct bcm
{
int ret;
- if (!BCMCPU_IS_6368())
+ if (!BCMCPU_IS_6328() && !BCMCPU_IS_6368())
return -ENODEV;
ret = register_shared();
@@ -241,7 +241,10 @@ bcm63xx_enetsw_register(const struct bcm
memcpy(bcm63xx_enetsw_device.dev.platform_data, pd, sizeof (*pd));
- enetsw_pd.num_ports = ENETSW_PORTS_6368;
+ if (BCMCPU_IS_6328())
+ enetsw_pd.num_ports = ENETSW_PORTS_6328;
+ else if (BCMCPU_IS_6368())
+ enetsw_pd.num_ports = ENETSW_PORTS_6368;
ret = platform_device_register(&bcm63xx_enetsw_device);
if (ret)
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
@@ -43,6 +43,7 @@ struct bcm63xx_enet_platform_data {
* on board ethernet switch platform data
*/
#define ENETSW_MAX_PORT 6
+#define ENETSW_PORTS_6328 5 /* 4 FE PHY + 1 RGMII */
#define ENETSW_PORTS_6368 6 /* 4 FE PHY + 2 RGMII */
#define ENETSW_RGMII_PORT0 4