msm: acpuclock-8960: Add initial support for 8930
Add freq and L2 tables for 8930 using the slow part voltage data.
Need to update regulators, voltage and bus bandwidth in later
patches.
Change-Id: I847d9b5c1119206eb29cbd79e021d0154f6edd11
Signed-off-by: Tianyi Gou <tgou@codeaurora.org>
diff --git a/arch/arm/mach-msm/acpuclock-8960.c b/arch/arm/mach-msm/acpuclock-8960.c
index 82d8173..c9ca339 100644
--- a/arch/arm/mach-msm/acpuclock-8960.c
+++ b/arch/arm/mach-msm/acpuclock-8960.c
@@ -244,6 +244,57 @@
},
};
+/*TODO: Update the rpm vreg id when the rpm driver is ready */
+static struct scalable scalable_8930[] = {
+ [CPU0] = {
+ .hfpll_base = MSM_HFPLL_BASE + 0x200,
+ .aux_clk_sel = MSM_ACC0_BASE + 0x014,
+ .l2cpmr_iaddr = L2CPUCPMR_IADDR,
+ .vreg[VREG_CORE] = { "krait0", 1300000 },
+ .vreg[VREG_MEM] = { "krait0_mem", 1150000,
+ RPM_VREG_VOTER1,
+ RPM_VREG_ID_PM8921_L24 },
+ .vreg[VREG_DIG] = { "krait0_dig", 1150000,
+ RPM_VREG_VOTER1,
+ RPM_VREG_ID_PM8921_S3 },
+ .vreg[VREG_HFPLL_A] = { "hfpll", 2100000,
+ RPM_VREG_VOTER1,
+ RPM_VREG_ID_PM8921_S8 },
+ .vreg[VREG_HFPLL_B] = { "hfpll", 1800000,
+ RPM_VREG_VOTER1,
+ RPM_VREG_ID_PM8921_L23 },
+ },
+ [CPU1] = {
+ .hfpll_base = MSM_HFPLL_BASE + 0x300,
+ .aux_clk_sel = MSM_ACC1_BASE + 0x014,
+ .l2cpmr_iaddr = L2CPUCPMR_IADDR,
+ .vreg[VREG_CORE] = { "krait1", 1300000 },
+ .vreg[VREG_MEM] = { "krait0_mem", 1150000,
+ RPM_VREG_VOTER2,
+ RPM_VREG_ID_PM8921_L24 },
+ .vreg[VREG_DIG] = { "krait0_dig", 1150000,
+ RPM_VREG_VOTER2,
+ RPM_VREG_ID_PM8921_S3 },
+ .vreg[VREG_HFPLL_A] = { "hfpll", 2100000,
+ RPM_VREG_VOTER2,
+ RPM_VREG_ID_PM8921_S8 },
+ .vreg[VREG_HFPLL_B] = { "hfpll", 1800000,
+ RPM_VREG_VOTER2,
+ RPM_VREG_ID_PM8921_L23 },
+ },
+ [L2] = {
+ .hfpll_base = MSM_HFPLL_BASE + 0x400,
+ .aux_clk_sel = MSM_APCS_GCC_BASE + 0x028,
+ .l2cpmr_iaddr = L2CPMR_IADDR,
+ .vreg[VREG_HFPLL_A] = { "hfpll", 2100000,
+ RPM_VREG_VOTER6,
+ RPM_VREG_ID_PM8921_S8 },
+ .vreg[VREG_HFPLL_B] = { "hfpll", 1800000,
+ RPM_VREG_VOTER6,
+ RPM_VREG_ID_PM8921_L23 },
+ },
+};
+
static struct scalable *scalable;
static struct l2_level *l2_freq_tbl;
static struct acpu_level *acpu_freq_tbl;
@@ -461,6 +512,51 @@
{ 0, { 0 } }
};
+/* TODO: Update vdd_dig, vdd_mem and bw when data is available. */
+#undef L2
+#define L2(x) (&l2_freq_tbl_8930[(x)])
+static struct l2_level l2_freq_tbl_8930[] = {
+ [0] = { {STBY_KHZ, QSB, 0, 0, 0x00 }, 1050000, 1050000, 0 },
+ [1] = { { 384000, PLL_8, 0, 2, 0x00 }, 1050000, 1050000, 1 },
+ [2] = { { 432000, HFPLL, 2, 0, 0x20 }, 1050000, 1050000, 1 },
+ [3] = { { 486000, HFPLL, 2, 0, 0x24 }, 1050000, 1050000, 1 },
+ [4] = { { 540000, HFPLL, 2, 0, 0x28 }, 1050000, 1050000, 1 },
+ [5] = { { 594000, HFPLL, 1, 0, 0x16 }, 1050000, 1050000, 2 },
+ [6] = { { 648000, HFPLL, 1, 0, 0x18 }, 1050000, 1050000, 2 },
+ [7] = { { 702000, HFPLL, 1, 0, 0x1A }, 1050000, 1050000, 2 },
+ [8] = { { 756000, HFPLL, 1, 0, 0x1C }, 1150000, 1150000, 2 },
+ [9] = { { 810000, HFPLL, 1, 0, 0x1E }, 1150000, 1150000, 3 },
+ [10] = { { 864000, HFPLL, 1, 0, 0x20 }, 1150000, 1150000, 3 },
+ [11] = { { 918000, HFPLL, 1, 0, 0x22 }, 1150000, 1150000, 3 },
+ [12] = { { 972000, HFPLL, 1, 0, 0x24 }, 1150000, 1150000, 3 },
+ [13] = { { 1026000, HFPLL, 1, 0, 0x26 }, 1150000, 1150000, 4 },
+ [14] = { { 1080000, HFPLL, 1, 0, 0x28 }, 1150000, 1150000, 4 },
+ [15] = { { 1134000, HFPLL, 1, 0, 0x2A }, 1150000, 1150000, 4 },
+ [16] = { { 1188000, HFPLL, 1, 0, 0x2C }, 1150000, 1150000, 4 },
+};
+
+/* TODO: Update core voltages when data is available. */
+static struct acpu_level acpu_freq_tbl_8930[] = {
+ { 0, { STBY_KHZ, QSB, 0, 0, 0x00 }, L2(0), 900000 },
+ { 1, { 384000, PLL_8, 0, 2, 0x00 }, L2(1), 900000 },
+ { 1, { 432000, HFPLL, 2, 0, 0x20 }, L2(6), 925000 },
+ { 1, { 486000, HFPLL, 2, 0, 0x24 }, L2(6), 925000 },
+ { 1, { 540000, HFPLL, 2, 0, 0x28 }, L2(6), 937500 },
+ { 1, { 594000, HFPLL, 1, 0, 0x16 }, L2(6), 962500 },
+ { 1, { 648000, HFPLL, 1, 0, 0x18 }, L2(6), 987500 },
+ { 1, { 702000, HFPLL, 1, 0, 0x1A }, L2(6), 1000000 },
+ { 1, { 756000, HFPLL, 1, 0, 0x1C }, L2(11), 1025000 },
+ { 1, { 810000, HFPLL, 1, 0, 0x1E }, L2(11), 1062500 },
+ { 1, { 864000, HFPLL, 1, 0, 0x20 }, L2(11), 1062500 },
+ { 1, { 918000, HFPLL, 1, 0, 0x22 }, L2(11), 1087500 },
+ { 1, { 972000, HFPLL, 1, 0, 0x24 }, L2(16), 1100000 },
+ { 1, { 1026000, HFPLL, 1, 0, 0x26 }, L2(16), 1100000 },
+ { 1, { 1080000, HFPLL, 1, 0, 0x28 }, L2(16), 1100000 },
+ { 1, { 1134000, HFPLL, 1, 0, 0x2A }, L2(16), 1100000 },
+ { 1, { 1188000, HFPLL, 1, 0, 0x2C }, L2(16), 1125000 },
+ { 0, { 0 } }
+};
+
static unsigned long acpuclk_8960_get_rate(int cpu)
{
return scalable[cpu].current_speed->khz;
@@ -527,7 +623,7 @@
{
int rc;
- if (cpu_is_msm8960()) {
+ if (cpu_is_msm8960() || cpu_is_msm8930()) {
rc = rpm_vreg_set_voltage(sc->vreg[VREG_HFPLL_A].rpm_vreg_id,
sc->vreg[VREG_HFPLL_A].rpm_vreg_voter, 2100000,
sc->vreg[VREG_HFPLL_A].max_vdd, 0);
@@ -574,7 +670,7 @@
*/
writel_relaxed(0, sc->hfpll_base + HFPLL_MODE);
- if (cpu_is_msm8960()) {
+ if (cpu_is_msm8960() || cpu_is_msm8930()) {
rc = rpm_vreg_set_voltage(sc->vreg[VREG_HFPLL_B].rpm_vreg_id,
sc->vreg[VREG_HFPLL_B].rpm_vreg_voter, 0,
0, 0);
@@ -1122,7 +1218,7 @@
struct acpu_level *l, *max_acpu_level = NULL;
/* Select frequency tables. */
- if (cpu_is_msm8960() || cpu_is_msm8930()) {
+ if (cpu_is_msm8960()) {
uint32_t pte_efuse, pvs;
struct acpu_level *v1, *v2;
@@ -1170,6 +1266,11 @@
acpu_freq_tbl = acpu_freq_tbl_8064;
l2_freq_tbl = l2_freq_tbl_8064;
l2_freq_tbl_size = ARRAY_SIZE(l2_freq_tbl_8064);
+ } else if (cpu_is_msm8930()) {
+ scalable = scalable_8930;
+ acpu_freq_tbl = acpu_freq_tbl_8930;
+ l2_freq_tbl = l2_freq_tbl_8930;
+ l2_freq_tbl_size = ARRAY_SIZE(l2_freq_tbl_8930);
} else {
BUG();
}
@@ -1210,3 +1311,7 @@
struct acpuclk_soc_data acpuclk_8960_soc_data __initdata = {
.init = acpuclk_8960_init,
};
+
+struct acpuclk_soc_data acpuclk_8930_soc_data __initdata = {
+ .init = acpuclk_8960_init,
+};
diff --git a/arch/arm/mach-msm/acpuclock.h b/arch/arm/mach-msm/acpuclock.h
index 2b188d8..b12258f 100644
--- a/arch/arm/mach-msm/acpuclock.h
+++ b/arch/arm/mach-msm/acpuclock.h
@@ -109,5 +109,6 @@
extern struct acpuclk_soc_data acpuclk_8960_soc_data;
extern struct acpuclk_soc_data acpuclk_9xxx_soc_data;
extern struct acpuclk_soc_data acpuclk_9615_soc_data;
+extern struct acpuclk_soc_data acpuclk_8930_soc_data;
#endif
diff --git a/arch/arm/mach-msm/board-8930.c b/arch/arm/mach-msm/board-8930.c
index d6c6ec8..5cf6c78 100644
--- a/arch/arm/mach-msm/board-8930.c
+++ b/arch/arm/mach-msm/board-8930.c
@@ -1996,7 +1996,7 @@
msm8930_init_hsic();
msm8930_init_cam();
msm8930_init_mmc();
- acpuclk_init(&acpuclk_8960_soc_data);
+ acpuclk_init(&acpuclk_8930_soc_data);
register_i2c_devices();
msm8930_init_fb();
slim_register_board_info(msm_slim_devices,