From 4294c6bb6cd0624e9e45b31e10c0a0ddd1bea5f9 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 17 Jul 2014 16:36:49 +0000 Subject: [PATCH] atheros[uart]: use 32-bit aligned I/O Use 32-bit aligned I/O and update base UART address (remove +3 offset). Signed-off-by: Sergey Ryazanov git-svn-id: svn://svn.openwrt.org/openwrt/trunk@41699 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/atheros/patches-3.10/100-board.patch | 6 +++--- .../atheros/patches-3.10/101-early-printk-support.patch | 4 ++-- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/target/linux/atheros/patches-3.10/100-board.patch b/target/linux/atheros/patches-3.10/100-board.patch index 4fdf435e87..b9d3719034 100644 --- a/target/linux/atheros/patches-3.10/100-board.patch +++ b/target/linux/atheros/patches-3.10/100-board.patch @@ -766,7 +766,7 @@ +#define AR2315_LOCAL 0x10400000 /* LOCAL BUS MMR */ +#define AR2315_ENET0 0x10500000 /* ETHERNET MMR */ +#define AR2315_DSLBASE 0x11000000 /* RESET CONTROL MMR */ -+#define AR2315_UART0 0x11100003 /* UART MMR */ ++#define AR2315_UART0 0x11100000 /* UART MMR */ +#define AR2315_SPI_MMR 0x11300000 /* SPI FLASH MMR */ +#define AR2315_PCIEXT 0x80000000 /* pci external */ + @@ -1385,7 +1385,7 @@ +#define AR531X_FLASHCTL 0x18400000 +#define AR531X_APBBASE 0x1c000000 +#define AR531X_FLASH 0x1e000000 -+#define AR531X_UART0 0xbc000003 /* UART MMR */ ++#define AR531X_UART0 0xbc000000 /* UART MMR */ + +/* + * AR531X_NUM_ENET_MAC defines the number of ethernet MACs that @@ -3007,7 +3007,7 @@ + memset(&s, 0, sizeof(s)); + + s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST; -+ s.iotype = UPIO_MEM; ++ s.iotype = UPIO_MEM32; + s.irq = irq; + s.regshift = 2; + s.mapbase = mapbase; diff --git a/target/linux/atheros/patches-3.10/101-early-printk-support.patch b/target/linux/atheros/patches-3.10/101-early-printk-support.patch index 3daa0117f7..be68025a5c 100644 --- a/target/linux/atheros/patches-3.10/101-early-printk-support.patch +++ b/target/linux/atheros/patches-3.10/101-early-printk-support.patch @@ -21,12 +21,12 @@ +static inline void prom_uart_wr(void __iomem *base, unsigned reg, + unsigned char ch) +{ -+ __raw_writeb(ch, base + 4 * reg); ++ __raw_writel(ch, base + 4 * reg); +} + +static inline unsigned char prom_uart_rr(void __iomem *base, unsigned reg) +{ -+ return __raw_readb(base + 4 * reg); ++ return __raw_readl(base + 4 * reg); +} + +void prom_putchar(unsigned char ch)