diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2014-06-13 22:55:49 +0200 |
|---|---|---|
| committer | Ian Campbell <ijc@hellion.org.uk> | 2014-07-18 19:41:30 +0100 |
| commit | 6620377e4b8be3c232c59d673efcd673c30bc69f (patch) | |
| tree | c04ee4d95f5eca88f6be5e2266701b57c190d2b4 /arch/arm/cpu/armv7/sunxi | |
| parent | 0db2bbdc04c7ba41861e686acb815fce5a227a01 (diff) | |
sunxi: Add i2c support
Add support for the i2c controller found on all Allwinner sunxi SoCs,
this is the same controller as found on the Marvell orion5x and kirkwood
SoC families, with a slightly different register layout, so this patch uses
the existing mvtwsi code.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Acked-By: Prafulla Wadaskar <prafulla@marvell.com>
Acked-by: Heiko Schocher <hs@denx.de>
[ ijc -- updated u-boot-spl-fel.lds ]
Diffstat (limited to 'arch/arm/cpu/armv7/sunxi')
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/board.c | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/u-boot-spl-fel.lds | 5 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/u-boot-spl.lds | 5 |
3 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index 538ffa70a3..701f9195e2 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -11,6 +11,7 @@ */ #include <common.h> +#include <i2c.h> #include <netdev.h> #include <miiphy.h> #include <serial.h> @@ -93,11 +94,16 @@ void s_init(void) clock_init(); timer_init(); gpio_init(); + i2c_init_board(); #ifdef CONFIG_SPL_BUILD gd = &gdata; preloader_console_init(); +#ifdef CONFIG_SPL_I2C_SUPPORT + /* Needed early by sunxi_board_init if PMU is enabled */ + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +#endif sunxi_board_init(); #endif } diff --git a/arch/arm/cpu/armv7/sunxi/u-boot-spl-fel.lds b/arch/arm/cpu/armv7/sunxi/u-boot-spl-fel.lds index 364e35c32f..928b7c19e0 100644 --- a/arch/arm/cpu/armv7/sunxi/u-boot-spl-fel.lds +++ b/arch/arm/cpu/armv7/sunxi/u-boot-spl-fel.lds @@ -27,6 +27,11 @@ SECTIONS } . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } + + . = ALIGN(4); . = .; . = ALIGN(4); diff --git a/arch/arm/cpu/armv7/sunxi/u-boot-spl.lds b/arch/arm/cpu/armv7/sunxi/u-boot-spl.lds index c1ae227f06..53f0cbd2b7 100644 --- a/arch/arm/cpu/armv7/sunxi/u-boot-spl.lds +++ b/arch/arm/cpu/armv7/sunxi/u-boot-spl.lds @@ -39,6 +39,11 @@ SECTIONS .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } > .sram + + . = ALIGN(4); __image_copy_end = .; _end = .; |