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| author | Gabor Juhos <juhosg@openwrt.org> | 2013-02-15 18:54:33 +0000 |
|---|---|---|
| committer | John Crispin <blogic@openwrt.org> | 2013-02-19 09:36:30 +0100 |
| commit | e9c0d0aaa3a7a6e66135e8b44f3323143a635098 (patch) | |
| tree | f23b710db00663421acf53b43ff084a3f30a168a /arch/mips | |
| parent | 13992303fa705ae1e4acf4660c69687672996029 (diff) | |
| download | lwn-e9c0d0aaa3a7a6e66135e8b44f3323143a635098.tar.gz lwn-e9c0d0aaa3a7a6e66135e8b44f3323143a635098.zip | |
MIPS: ath79: add WMAC registration code for the QCA955X SoCs
The SoC has a built-in wireless MAC. Register a platform
device for that to make it usable with the ath9k driver.
Cc: Rodriguez, Luis <rodrigue@qca.qualcomm.com>
Cc: Giori, Kathy <kgiori@qca.qualcomm.com>
Cc: QCA Linux Team <qca-linux-team@qca.qualcomm.com>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4956/
Signed-off-by: John Crispin <blogic@openwrt.org>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/ath79/Kconfig | 2 | ||||
| -rw-r--r-- | arch/mips/ath79/dev-wmac.c | 20 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 3 |
3 files changed, 24 insertions, 1 deletions
diff --git a/arch/mips/ath79/Kconfig b/arch/mips/ath79/Kconfig index cffdc8e3b63b..77926e331b17 100644 --- 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 diff --git a/arch/mips/ath79/dev-wmac.c b/arch/mips/ath79/dev-wmac.c index d71d745e3109..da190b1b87ce 100644 --- 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].end = 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_data) ar933x_wmac_setup(); else if (soc_is_ar934x()) ar934x_wmac_setup(); + else if (soc_is_qca955x()) + qca955x_wmac_setup(); else BUG(); diff --git a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h index bf50ddfc9d5c..47282120db1e 100644 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h @@ -94,6 +94,9 @@ #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 + /* * DDR_CTRL block */ |