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-rw-r--r--target/linux/ar71xx/patches-3.2/022-MIPS-ath79-Add-AR933x-specific-WMAC-setup-code.patch113
1 files changed, 113 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.2/022-MIPS-ath79-Add-AR933x-specific-WMAC-setup-code.patch b/target/linux/ar71xx/patches-3.2/022-MIPS-ath79-Add-AR933x-specific-WMAC-setup-code.patch
new file mode 100644
index 000000000..2d2ba66d1
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.2/022-MIPS-ath79-Add-AR933x-specific-WMAC-setup-code.patch
@@ -0,0 +1,113 @@
+From e2201a02b529acc65a5a1b19a52b93f9c2d98088 Mon Sep 17 00:00:00 2001
+From: Gabor Juhos <juhosg@openwrt.org>
+Date: Fri, 18 Nov 2011 00:17:53 +0000
+Subject: [PATCH 22/27] MIPS: ath79: Add AR933x specific WMAC setup code
+
+The wireless MAC of the AR933x SoCs uses different base address, and
+requires different setup code.
+
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+Cc: Imre Kaloz <kaloz@openwrt.org>
+Cc: linux-mips@linux-mips.org
+Patchwork: https://patchwork.linux-mips.org/patch/3030/
+Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
+---
+ arch/mips/ath79/dev-ar913x-wmac.c | 43 ++++++++++++++++++++++-
+ arch/mips/ath79/dev-ar913x-wmac.h | 4 +-
+ arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 4 ++-
+ 3 files changed, 46 insertions(+), 5 deletions(-)
+
+--- a/arch/mips/ath79/dev-ar913x-wmac.c
++++ b/arch/mips/ath79/dev-ar913x-wmac.c
+@@ -1,7 +1,7 @@
+ /*
+- * Atheros AR913X SoC built-in WMAC device support
++ * Atheros AR913X/AR933X SoC built-in WMAC device support
+ *
+- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
++ * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+@@ -55,10 +55,49 @@ static void __init ar913x_wmac_setup(voi
+ ath79_wmac_resources[0].end = AR913X_WMAC_BASE + AR913X_WMAC_SIZE - 1;
+ }
+
++
++static int ar933x_wmac_reset(void)
++{
++ ath79_device_reset_clear(AR933X_RESET_WMAC);
++ ath79_device_reset_set(AR933X_RESET_WMAC);
++
++ return 0;
++}
++
++static int ar933x_r1_get_wmac_revision(void)
++{
++ return ath79_soc_rev;
++}
++
++static void __init ar933x_wmac_setup(void)
++{
++ u32 t;
++
++ ar933x_wmac_reset();
++
++ ath79_wmac_device.name = "ar933x_wmac";
++
++ ath79_wmac_resources[0].start = AR933X_WMAC_BASE;
++ ath79_wmac_resources[0].end = AR933X_WMAC_BASE + AR933X_WMAC_SIZE - 1;
++
++ t = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP);
++ if (t & AR933X_BOOTSTRAP_REF_CLK_40)
++ ath79_wmac_data.is_clk_25mhz = false;
++ else
++ ath79_wmac_data.is_clk_25mhz = true;
++
++ if (ath79_soc_rev == 1)
++ ath79_wmac_data.get_mac_revision = ar933x_r1_get_wmac_revision;
++
++ ath79_wmac_data.external_reset = ar933x_wmac_reset;
++}
++
+ void __init ath79_register_wmac(u8 *cal_data)
+ {
+ if (soc_is_ar913x())
+ ar913x_wmac_setup();
++ if (soc_is_ar933x())
++ ar933x_wmac_setup();
+ else
+ BUG();
+
+--- a/arch/mips/ath79/dev-ar913x-wmac.h
++++ b/arch/mips/ath79/dev-ar913x-wmac.h
+@@ -1,7 +1,7 @@
+ /*
+- * Atheros AR913X SoC built-in WMAC device support
++ * Atheros AR913X/AR933X SoC built-in WMAC device support
+ *
+- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
++ * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
++++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+@@ -55,7 +55,8 @@
+
+ #define AR933X_UART_BASE (AR71XX_APB_BASE + 0x00020000)
+ #define AR933X_UART_SIZE 0x14
+-
++#define AR933X_WMAC_BASE (AR71XX_APB_BASE + 0x00100000)
++#define AR933X_WMAC_SIZE 0x20000
+ #define AR933X_EHCI_BASE 0x1b000000
+ #define AR933X_EHCI_SIZE 0x1000
+
+@@ -233,6 +234,7 @@
+ #define AR913X_RESET_USB_HOST BIT(5)
+ #define AR913X_RESET_USB_PHY BIT(4)
+
++#define AR933X_RESET_WMAC BIT(11)
+ #define AR933X_RESET_USB_HOST BIT(5)
+ #define AR933X_RESET_USB_PHY BIT(4)
+ #define AR933X_RESET_USBSUS_OVERRIDE BIT(3)