On 2023/2/16 07:48, Jonas Karlman wrote:
Add a simple debug command to dump the content of the otp.
Signed-off-by: Jonas Karlman jonas@kwiboo.se
Reviewed-by: Kever Yang kever.yang@rock-chips.com
Thanks, - Kever
drivers/misc/rockchip-otp.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+)
diff --git a/drivers/misc/rockchip-otp.c b/drivers/misc/rockchip-otp.c index babb6ce2f241..c41f0a606258 100644 --- a/drivers/misc/rockchip-otp.c +++ b/drivers/misc/rockchip-otp.c @@ -5,6 +5,8 @@
#include <common.h> #include <asm/io.h> +#include <command.h> +#include <display_options.h> #include <dm.h> #include <linux/bitops.h> #include <linux/delay.h> @@ -70,6 +72,39 @@ struct rockchip_otp_data { int block_size; };
+#if defined(DEBUG) +static int dump_otp(struct cmd_tbl *cmdtp, int flag,
int argc, char *const argv[])+{
- struct udevice *dev;
- u8 data[4];
- int ret, i;
- ret = uclass_get_device_by_driver(UCLASS_MISC,
DM_DRIVER_GET(rockchip_otp), &dev);- if (ret) {
printf("%s: no misc-device found\n", __func__);return 0;- }
- for (i = 0; true; i += sizeof(data)) {
ret = misc_read(dev, i, &data, sizeof(data));if (ret < 0)return 0;print_buffer(i, data, sizeof(data), 1, 1);- }
- return 0;
+}
+U_BOOT_CMD(
- dump_otp, 1, 1, dump_otp,
- "Dump the content of the otp",
- ""
+); +#endif
- static int rockchip_otp_poll_timeout(struct rockchip_otp_plat *otp, u32 flag, u32 reg) {