diff options
Diffstat (limited to 'packages/linux/linux-2.6.22+2.6.23-rc5/ts72xx/ep93xx-serial-clocks.diff')
| -rw-r--r-- | packages/linux/linux-2.6.22+2.6.23-rc5/ts72xx/ep93xx-serial-clocks.diff | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/packages/linux/linux-2.6.22+2.6.23-rc5/ts72xx/ep93xx-serial-clocks.diff b/packages/linux/linux-2.6.22+2.6.23-rc5/ts72xx/ep93xx-serial-clocks.diff deleted file mode 100644 index 86b14894b6..0000000000 --- a/packages/linux/linux-2.6.22+2.6.23-rc5/ts72xx/ep93xx-serial-clocks.diff +++ /dev/null @@ -1,42 +0,0 @@ - -Hackishly enable all UART clocks before uncompressing the kernel, -so that using ttyAM1 or ttyAM2 as console can work. - -Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> - -Index: linux-2.6.23-rc5/include/asm-arm/arch-ep93xx/uncompress.h -=================================================================== ---- linux-2.6.23-rc5.orig/include/asm-arm/arch-ep93xx/uncompress.h 2007-09-04 02:26:42.000000000 +0200 -+++ linux-2.6.23-rc5/include/asm-arm/arch-ep93xx/uncompress.h 2007-09-04 02:26:47.000000000 +0200 -@@ -78,6 +78,23 @@ - - - /* -+ * We don't have clock management for the UARTs (amba-pl010) -+ * yet, so hackily enable all UART clocks here for now. -+ */ -+#define PHYS_SYSCON_DEVICE_CONFIG 0x80930080 -+#define PHYS_SYSCON_SWLOCK 0x809300c0 -+ -+static void enable_all_uart_clocks(void) -+{ -+ unsigned int v; -+ -+ v = __raw_readl(PHYS_SYSCON_DEVICE_CONFIG); -+ __raw_writel(0xaa, PHYS_SYSCON_SWLOCK); -+ __raw_writel(v | 0x01140000, PHYS_SYSCON_DEVICE_CONFIG); -+} -+ -+ -+/* - * Some bootloaders don't turn on the UARTBAUD bit, which means that - * the UARTs will be running off a divided 7.3728 MHz clock instead of - * the 14.7456 MHz peripheral clock when linux boots. -@@ -126,6 +143,7 @@ - static void arch_decomp_setup(void) - { - ethernet_reset(); -+ enable_all_uart_clocks(); - fix_uart_base(); - } - |