diff options
Diffstat (limited to 'target/linux/ar71xx/patches-3.2/022-MIPS-ath79-Add-AR933x-specific-WMAC-setup-code.patch')
| -rw-r--r-- | target/linux/ar71xx/patches-3.2/022-MIPS-ath79-Add-AR933x-specific-WMAC-setup-code.patch | 113 |
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) |