imx: cpu: move speed/temp to common cpu
The i.MX7 cpu speed/temp code could be reused on i.MX8M,
so move them to common cpu code.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c
index fae8b0a..52dbafb 100644
--- a/arch/arm/mach-imx/cpu.c
+++ b/arch/arm/mach-imx/cpu.c
@@ -333,6 +333,79 @@
}
#endif
+#if defined(CONFIG_MX7)
+/*
+ * OCOTP_TESTER3[9:8] (see Fusemap Description Table offset 0x440)
+ * defines a 2-bit SPEED_GRADING
+ */
+#define OCOTP_TESTER3_SPEED_SHIFT 8
+#define OCOTP_TESTER3_SPEED_800MHZ 0
+#define OCOTP_TESTER3_SPEED_500MHZ 1
+#define OCOTP_TESTER3_SPEED_1GHZ 2
+#define OCOTP_TESTER3_SPEED_1P2GHZ 3
+
+u32 get_cpu_speed_grade_hz(void)
+{
+ struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+ struct fuse_bank *bank = &ocotp->bank[1];
+ struct fuse_bank1_regs *fuse =
+ (struct fuse_bank1_regs *)bank->fuse_regs;
+ uint32_t val;
+
+ val = readl(&fuse->tester3);
+ val >>= OCOTP_TESTER3_SPEED_SHIFT;
+ val &= 0x3;
+
+ switch(val) {
+ case OCOTP_TESTER3_SPEED_800MHZ:
+ return 800000000;
+ case OCOTP_TESTER3_SPEED_500MHZ:
+ return 500000000;
+ case OCOTP_TESTER3_SPEED_1GHZ:
+ return 1000000000;
+ case OCOTP_TESTER3_SPEED_1P2GHZ:
+ return 1200000000;
+ }
+ return 0;
+}
+
+/*
+ * OCOTP_TESTER3[7:6] (see Fusemap Description Table offset 0x440)
+ * defines a 2-bit SPEED_GRADING
+ */
+#define OCOTP_TESTER3_TEMP_SHIFT 6
+
+u32 get_cpu_temp_grade(int *minc, int *maxc)
+{
+ struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+ struct fuse_bank *bank = &ocotp->bank[1];
+ struct fuse_bank1_regs *fuse =
+ (struct fuse_bank1_regs *)bank->fuse_regs;
+ uint32_t val;
+
+ val = readl(&fuse->tester3);
+ val >>= OCOTP_TESTER3_TEMP_SHIFT;
+ val &= 0x3;
+
+ if (minc && maxc) {
+ if (val == TEMP_AUTOMOTIVE) {
+ *minc = -40;
+ *maxc = 125;
+ } else if (val == TEMP_INDUSTRIAL) {
+ *minc = -40;
+ *maxc = 105;
+ } else if (val == TEMP_EXTCOMMERCIAL) {
+ *minc = -20;
+ *maxc = 105;
+ } else {
+ *minc = 0;
+ *maxc = 95;
+ }
+ }
+ return val;
+}
+#endif
+
#ifdef CONFIG_NXP_BOARD_REVISION
int nxp_board_rev(void)
{
diff --git a/arch/arm/mach-imx/mx7/soc.c b/arch/arm/mach-imx/mx7/soc.c
index d160e80..032dfcf 100644
--- a/arch/arm/mach-imx/mx7/soc.c
+++ b/arch/arm/mach-imx/mx7/soc.c
@@ -97,77 +97,6 @@
};
#endif
-/*
- * OCOTP_TESTER3[9:8] (see Fusemap Description Table offset 0x440)
- * defines a 2-bit SPEED_GRADING
- */
-#define OCOTP_TESTER3_SPEED_SHIFT 8
-#define OCOTP_TESTER3_SPEED_800MHZ 0
-#define OCOTP_TESTER3_SPEED_500MHZ 1
-#define OCOTP_TESTER3_SPEED_1GHZ 2
-#define OCOTP_TESTER3_SPEED_1P2GHZ 3
-
-u32 get_cpu_speed_grade_hz(void)
-{
- struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
- struct fuse_bank *bank = &ocotp->bank[1];
- struct fuse_bank1_regs *fuse =
- (struct fuse_bank1_regs *)bank->fuse_regs;
- uint32_t val;
-
- val = readl(&fuse->tester3);
- val >>= OCOTP_TESTER3_SPEED_SHIFT;
- val &= 0x3;
-
- switch(val) {
- case OCOTP_TESTER3_SPEED_800MHZ:
- return 800000000;
- case OCOTP_TESTER3_SPEED_500MHZ:
- return 500000000;
- case OCOTP_TESTER3_SPEED_1GHZ:
- return 1000000000;
- case OCOTP_TESTER3_SPEED_1P2GHZ:
- return 1200000000;
- }
- return 0;
-}
-
-/*
- * OCOTP_TESTER3[7:6] (see Fusemap Description Table offset 0x440)
- * defines a 2-bit SPEED_GRADING
- */
-#define OCOTP_TESTER3_TEMP_SHIFT 6
-
-u32 get_cpu_temp_grade(int *minc, int *maxc)
-{
- struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
- struct fuse_bank *bank = &ocotp->bank[1];
- struct fuse_bank1_regs *fuse =
- (struct fuse_bank1_regs *)bank->fuse_regs;
- uint32_t val;
-
- val = readl(&fuse->tester3);
- val >>= OCOTP_TESTER3_TEMP_SHIFT;
- val &= 0x3;
-
- if (minc && maxc) {
- if (val == TEMP_AUTOMOTIVE) {
- *minc = -40;
- *maxc = 125;
- } else if (val == TEMP_INDUSTRIAL) {
- *minc = -40;
- *maxc = 105;
- } else if (val == TEMP_EXTCOMMERCIAL) {
- *minc = -20;
- *maxc = 105;
- } else {
- *minc = 0;
- *maxc = 95;
- }
- }
- return val;
-}
-
static bool is_mx7d(void)
{
struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;