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- --- a/arch/mips/ath79/common.c
- +++ b/arch/mips/ath79/common.c
- @@ -38,7 +38,7 @@ unsigned int ath79_soc_rev;
- void __iomem *ath79_pll_base;
- void __iomem *ath79_reset_base;
- EXPORT_SYMBOL_GPL(ath79_reset_base);
- -static void __iomem *ath79_ddr_base;
- +void __iomem *ath79_ddr_base;
- static void __iomem *ath79_ddr_wb_flush_base;
- static void __iomem *ath79_ddr_pci_win_base;
-
- --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
- +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
- @@ -32,7 +32,7 @@
- #define AR71XX_SPI_SIZE 0x01000000
-
- #define AR71XX_DDR_CTRL_BASE (AR71XX_APB_BASE + 0x00000000)
- -#define AR71XX_DDR_CTRL_SIZE 0x100
- +#define AR71XX_DDR_CTRL_SIZE 0x200
- #define AR71XX_UART_BASE (AR71XX_APB_BASE + 0x00020000)
- #define AR71XX_UART_SIZE 0x100
- #define AR71XX_USB_CTRL_BASE (AR71XX_APB_BASE + 0x00030000)
- @@ -222,6 +222,9 @@
- #define QCA953X_DDR_REG_FLUSH_PCIE 0xa8
- #define QCA953X_DDR_REG_FLUSH_WMAC 0xac
-
- +#define QCA955X_DDR_CTL_CONFIG 0x108
- +#define QCA955X_DDR_CTL_CONFIG_ACT_WMAC BIT(23)
- +
- /*
- * PLL block
- */
- --- a/arch/mips/ath79/dev-wmac.c
- +++ b/arch/mips/ath79/dev-wmac.c
- @@ -171,6 +171,27 @@ static void qca953x_wmac_setup(void)
- ath79_wmac_data.get_mac_revision = ar93xx_get_soc_revision;
- }
-
- +static int ar955x_wmac_reset(void)
- +{
- + int i;
- +
- + /* Try to wait for WMAC DDR activity to stop */
- + for (i = 0; i < 10; i++) {
- + if (!(__raw_readl(ath79_ddr_base + QCA955X_DDR_CTL_CONFIG) &
- + QCA955X_DDR_CTL_CONFIG_ACT_WMAC))
- + break;
- +
- + udelay(10);
- + }
- +
- + ath79_device_reset_set(QCA955X_RESET_RTC);
- + udelay(10);
- + ath79_device_reset_clear(QCA955X_RESET_RTC);
- + udelay(10);
- +
- + return 0;
- +}
- +
- static void qca955x_wmac_setup(void)
- {
- u32 t;
- @@ -187,6 +208,8 @@ static void qca955x_wmac_setup(void)
- ath79_wmac_data.is_clk_25mhz = false;
- else
- ath79_wmac_data.is_clk_25mhz = true;
- +
- + ath79_wmac_data.external_reset = ar955x_wmac_reset;
- }
-
- static void qca956x_wmac_setup(void)
- --- a/arch/mips/ath79/common.h
- +++ b/arch/mips/ath79/common.h
- @@ -19,6 +19,8 @@
- #define ATH79_MEM_SIZE_MIN (2 * 1024 * 1024)
- #define ATH79_MEM_SIZE_MAX (256 * 1024 * 1024)
-
- +extern void __iomem *ath79_ddr_base;
- +
- void ath79_clocks_init(void);
- unsigned long ath79_get_sys_clk_rate(const char *id);
-
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