On Fri, Apr 13, 2018 at 12:18 AM, Jagdish Gediya jagdish.gediya@nxp.com wrote:
Add command "boot_bank X" to switch the boot bank to either 1 or 2.
Are these functions required as this can be handled by new env vars to switch banks?
Signed-off-by: Jagdish Gediya jagdish.gediya@nxp.com
board/freescale/ls1012ardb/ls1012ardb.c | 85 +++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+)
diff --git a/board/freescale/ls1012ardb/ls1012ardb.c b/board/freescale/ls1012ardb/ls1012ardb.c index ed5a8e6..4d4f6fb 100644 --- a/board/freescale/ls1012ardb/ls1012ardb.c +++ b/board/freescale/ls1012ardb/ls1012ardb.c @@ -26,6 +26,9 @@
DECLARE_GLOBAL_DATA_PTR;
+#define BOOT_FROM_UPPER_BANK 0x2 +#define BOOT_FROM_LOWER_BANK 0x1
int checkboard(void) { #ifdef CONFIG_TARGET_LS1012ARDB @@ -212,3 +215,85 @@ int ft_board_setup(void *blob, bd_t *bd)
return 0;}
+static int switch_to_bank1(void) +{
u8 data;int ret;i2c_set_bus_num(0);data = 0xf4;ret = i2c_write(0x24, 0x3, 1, &data, 1);if (ret) {printf("i2c write error to chip : %u, addr : %u, data : %u\n",0x24, 0x3, data);}return ret;+}
+static int switch_to_bank2(void) +{
u8 data;int ret;i2c_set_bus_num(0);data = 0xfc;ret = i2c_write(0x24, 0x7, 1, &data, 1);if (ret) {printf("i2c write error to chip : %u, addr : %u, data : %u\n",0x24, 0x7, data);goto err;}data = 0xf5;ret = i2c_write(0x24, 0x3, 1, &data, 1);if (ret) {printf("i2c write error to chip : %u, addr : %u, data : %u\n",0x24, 0x3, data);}+err:
return ret;+}
+static int convert_flash_bank(int bank) +{
int ret = 0;switch (bank) {case BOOT_FROM_UPPER_BANK:ret = switch_to_bank2();break;case BOOT_FROM_LOWER_BANK:ret = switch_to_bank1();break;default:ret = CMD_RET_USAGE;break;};return ret;+}
+static int flash_bank_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])+{
if (argc != 2)return CMD_RET_USAGE;if (strcmp(argv[1], "1") == 0)convert_flash_bank(BOOT_FROM_LOWER_BANK);else if (strcmp(argv[1], "2") == 0)convert_flash_bank(BOOT_FROM_UPPER_BANK);elsereturn CMD_RET_USAGE;return 0;+}
+U_BOOT_CMD(
boot_bank, 2, 0, flash_bank_cmd,"Flash bank Selection Control","bank[1-lower bank/2-upper bank] (e.g. boot_bank 1)"+);
1.9.1
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