On 2019/8/12 下午11:04, Rohan Garg wrote:
We should use the shared helpers to setup the necessary parts
Signed-off-by: Rohan Garg rohan.garg@collabora.com
Reviewed-by: Kever Yang kever.yang@rock-chips.com
Thanks, - Kever
.../puma_rk3399/puma-rk3399.c | 108 +++--------------- 1 file changed, 18 insertions(+), 90 deletions(-)
diff --git a/board/theobroma-systems/puma_rk3399/puma-rk3399.c b/board/theobroma-systems/puma_rk3399/puma-rk3399.c index a7e7f022ba..562a6ec9c8 100644 --- a/board/theobroma-systems/puma_rk3399/puma-rk3399.c +++ b/board/theobroma-systems/puma_rk3399/puma-rk3399.c @@ -18,97 +18,10 @@ #include <asm/arch-rockchip/hardware.h> #include <asm/arch-rockchip/grf_rk3399.h> #include <asm/arch-rockchip/periph.h> +#include <asm/arch-rockchip/misc.h> #include <power/regulator.h> #include <u-boot/sha256.h>
-static void setup_macaddr(void) -{ -#if CONFIG_IS_ENABLED(CMD_NET)
- int ret;
- const char *cpuid = env_get("cpuid#");
- u8 hash[SHA256_SUM_LEN];
- int size = sizeof(hash);
- u8 mac_addr[6];
- /* Only generate a MAC address, if none is set in the environment */
- if (env_get("ethaddr"))
return;- if (!cpuid) {
debug("%s: could not retrieve 'cpuid#'\n", __func__);return;- }
- ret = hash_block("sha256", (void *)cpuid, strlen(cpuid), hash, &size);
- if (ret) {
debug("%s: failed to calculate SHA256\n", __func__);return;- }
- /* Copy 6 bytes of the hash to base the MAC address on */
- memcpy(mac_addr, hash, 6);
- /* Make this a valid MAC address and set it */
- mac_addr[0] &= 0xfe; /* clear multicast bit */
- mac_addr[0] |= 0x02; /* set local assignment bit (IEEE802) */
- eth_env_set_enetaddr("ethaddr", mac_addr);
-#endif -}
-static void setup_serial(void) -{ -#if CONFIG_IS_ENABLED(ROCKCHIP_EFUSE)
- const u32 cpuid_offset = 0x7;
- const u32 cpuid_length = 0x10;
- struct udevice *dev;
- int ret, i;
- u8 cpuid[cpuid_length];
- u8 low[cpuid_length/2], high[cpuid_length/2];
- char cpuid_str[cpuid_length * 2 + 1];
- u64 serialno;
- char serialno_str[17];
- /* retrieve the device */
- ret = uclass_get_device_by_driver(UCLASS_MISC,
DM_GET_DRIVER(rockchip_efuse), &dev);- if (ret) {
debug("%s: could not find efuse device\n", __func__);return;- }
- /* read the cpu_id range from the efuses */
- ret = misc_read(dev, cpuid_offset, &cpuid, sizeof(cpuid));
- if (ret) {
debug("%s: reading cpuid from the efuses failed\n",__func__);return;- }
- memset(cpuid_str, 0, sizeof(cpuid_str));
- for (i = 0; i < 16; i++)
sprintf(&cpuid_str[i * 2], "%02x", cpuid[i]);- debug("cpuid: %s\n", cpuid_str);
- /*
* Mix the cpuid bytes using the same rules as in* ${linux}/drivers/soc/rockchip/rockchip-cpuinfo.c*/- for (i = 0; i < 8; i++) {
low[i] = cpuid[1 + (i << 1)];high[i] = cpuid[i << 1];- }
- serialno = crc32_no_comp(0, low, 8);
- serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32;
- snprintf(serialno_str, sizeof(serialno_str), "%016llx", serialno);
- env_set("cpuid#", cpuid_str);
- env_set("serial#", serialno_str);
-#endif -}
- static void setup_iodomain(void) { const u32 GRF_IO_VSEL_GPIO4CD_SHIFT = 3;
@@ -198,8 +111,23 @@ static int setup_boottargets(void)
int misc_init_r(void) {
- setup_serial();
- setup_macaddr();
const u32 cpuid_offset = 0x7;const u32 cpuid_length = 0x10;u8 cpuid[cpuid_length];int ret;ret = rockchip_cpuid_from_efuse(cpuid_offset, cpuid_length, cpuid);if (ret)return ret;ret = rockchip_cpuid_set(cpuid, cpuid_length);if (ret)return ret;ret = rockchip_setup_macaddr();if (ret)return ret;- setup_iodomain(); setup_boottargets();