openwrt-xburst/target/linux/ar71xx/patches-3.3/168-MIPS-ath79-add-WMAC-registration-code-for-the-QCA955.patch

From 0568e7f92ecf2bfd2af0a5c59b1249fef002c89f Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Tue, 3 Jul 2012 10:24:43 +0200
Subject: [PATCH 24/34] MIPS: ath79: add WMAC registration code for the QCA955X SoCs

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
---
 arch/mips/ath79/Kconfig                        |    2 +-
 arch/mips/ath79/dev-wmac.c                     |   20 ++++++++++++++++++++
 arch/mips/include/asm/mach-ath79/ar71xx_regs.h |    2 ++
 3 files changed, 23 insertions(+), 1 deletions(-)

--- a/arch/mips/ath79/Kconfig
+++ b/arch/mips/ath79/Kconfig
@@ -108,7 +108,7 @@ config ATH79_DEV_USB
 	def_bool n
 
 config ATH79_DEV_WMAC
-	depends on (SOC_AR913X || SOC_AR933X || SOC_AR934X)
+	depends on (SOC_AR913X || SOC_AR933X || SOC_AR934X || SOC_QCA955X)
 	def_bool n
 
 endif
--- a/arch/mips/ath79/dev-wmac.c
+++ b/arch/mips/ath79/dev-wmac.c
@@ -116,6 +116,24 @@ static void ar934x_wmac_setup(void)
 		ath79_wmac_data.is_clk_25mhz = true;
 }
 
+static void qca955x_wmac_setup(void)
+{
+	u32 t;
+
+	ath79_wmac_device.name = "qca955x_wmac";
+
+	ath79_wmac_resources[0].start = QCA955X_WMAC_BASE;
+	ath79_wmac_resources[0].end = QCA955X_WMAC_BASE + QCA955X_WMAC_SIZE - 1;
+	ath79_wmac_resources[1].start = ATH79_IP2_IRQ(1);
+	ath79_wmac_resources[1].start = ATH79_IP2_IRQ(1);
+
+	t = ath79_reset_rr(QCA955X_RESET_REG_BOOTSTRAP);
+	if (t & QCA955X_BOOTSTRAP_REF_CLK_40)
+		ath79_wmac_data.is_clk_25mhz = false;
+	else
+		ath79_wmac_data.is_clk_25mhz = true;
+}
+
 void __init ath79_register_wmac(u8 *cal_data)
 {
 	if (soc_is_ar913x())
@@ -124,6 +142,8 @@ void __init ath79_register_wmac(u8 *cal_
 		ar933x_wmac_setup();
 	else if (soc_is_ar934x())
 		ar934x_wmac_setup();
+	else if (soc_is_qca955x())
+		qca955x_wmac_setup();
 	else
 		BUG();
 
--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
@@ -94,6 +94,8 @@
 #define AR934X_SRIF_BASE	(AR71XX_APB_BASE + 0x00116000)
 #define AR934X_SRIF_SIZE	0x1000
 
+#define QCA955X_WMAC_BASE	(AR71XX_APB_BASE + 0x00100000)
+#define QCA955X_WMAC_SIZE	0x20000
 #define QCA955X_EHCI0_BASE	0x1b000000
 #define QCA955X_EHCI1_BASE	0x1b400000
 #define QCA955X_EHCI_SIZE	0x200