msm: acpuclock-8930aa: Add support for MSM8930AA
8930AA support higher cpu frequencies than 8930. Add this
support in this patch.
Change-Id: I6dd40f5f33553c4f13a54df3ed37acf1e32d6546
Signed-off-by: Tianyi Gou <tgou@codeaurora.org>
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index f7f488a..50f811e 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -297,7 +297,7 @@
obj-$(CONFIG_ARCH_MSM8974) += clock-local2.o clock-pll.o clock-8974.o clock-rpm.o clock-voter.o
obj-$(CONFIG_ARCH_MSM8974) += gdsc.o
obj-$(CONFIG_ARCH_MSM9625) += board-9625.o board-9625-gpiomux.o
-obj-$(CONFIG_ARCH_MSM8930) += acpuclock-8930.o acpuclock-8627.o
+obj-$(CONFIG_ARCH_MSM8930) += acpuclock-8930.o acpuclock-8627.o acpuclock-8930aa.o
obj-$(CONFIG_MACH_SAPPHIRE) += board-sapphire.o board-sapphire-gpio.o
obj-$(CONFIG_MACH_SAPPHIRE) += board-sapphire-keypad.o board-sapphire-panel.o
diff --git a/arch/arm/mach-msm/acpuclock-8930aa.c b/arch/arm/mach-msm/acpuclock-8930aa.c
new file mode 100644
index 0000000..0a37c29
--- /dev/null
+++ b/arch/arm/mach-msm/acpuclock-8930aa.c
@@ -0,0 +1,224 @@
+/*
+ * Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <mach/rpm-regulator.h>
+#include <mach/msm_bus_board.h>
+#include <mach/msm_bus.h>
+
+#include "acpuclock.h"
+#include "acpuclock-krait.h"
+
+/* Corner type vreg VDD values */
+#define LVL_NONE RPM_VREG_CORNER_NONE
+#define LVL_LOW RPM_VREG_CORNER_LOW
+#define LVL_NOM RPM_VREG_CORNER_NOMINAL
+#define LVL_HIGH RPM_VREG_CORNER_HIGH
+
+static struct hfpll_data hfpll_data __initdata = {
+ .mode_offset = 0x00,
+ .l_offset = 0x08,
+ .m_offset = 0x0C,
+ .n_offset = 0x10,
+ .config_offset = 0x04,
+ .config_val = 0x7845C665,
+ .has_droop_ctl = true,
+ .droop_offset = 0x14,
+ .droop_val = 0x0108C000,
+ .low_vdd_l_max = 40,
+ .vdd[HFPLL_VDD_NONE] = LVL_NONE,
+ .vdd[HFPLL_VDD_LOW] = LVL_LOW,
+ .vdd[HFPLL_VDD_NOM] = LVL_NOM,
+};
+
+static struct scalable scalable[] __initdata = {
+ [CPU0] = {
+ .hfpll_phys_base = 0x00903200,
+ .aux_clk_sel_phys = 0x02088014,
+ .aux_clk_sel = 3,
+ .l2cpmr_iaddr = 0x4501,
+ .vreg[VREG_CORE] = { "krait0", 1300000, 1740000 },
+ .vreg[VREG_MEM] = { "krait0_mem", 1150000 },
+ .vreg[VREG_DIG] = { "krait0_dig", 1150000 },
+ .vreg[VREG_HFPLL_A] = { "krait0_hfpll", 1800000 },
+ },
+ [CPU1] = {
+ .hfpll_phys_base = 0x00903300,
+ .aux_clk_sel_phys = 0x02098014,
+ .aux_clk_sel = 3,
+ .l2cpmr_iaddr = 0x5501,
+ .vreg[VREG_CORE] = { "krait1", 1300000, 1740000 },
+ .vreg[VREG_MEM] = { "krait1_mem", 1150000 },
+ .vreg[VREG_DIG] = { "krait1_dig", 1150000 },
+ .vreg[VREG_HFPLL_A] = { "krait1_hfpll", 1800000 },
+ },
+ [L2] = {
+ .hfpll_phys_base = 0x00903400,
+ .aux_clk_sel_phys = 0x02011028,
+ .aux_clk_sel = 3,
+ .l2cpmr_iaddr = 0x0500,
+ .vreg[VREG_HFPLL_A] = { "l2_hfpll", 1800000 },
+ },
+};
+
+static struct msm_bus_paths bw_level_tbl[] __initdata = {
+ [0] = BW_MBPS(640), /* At least 80 MHz on bus. */
+ [1] = BW_MBPS(1064), /* At least 133 MHz on bus. */
+ [2] = BW_MBPS(1600), /* At least 200 MHz on bus. */
+ [3] = BW_MBPS(2128), /* At least 266 MHz on bus. */
+ [4] = BW_MBPS(3200), /* At least 400 MHz on bus. */
+ [5] = BW_MBPS(3600), /* At least 450 MHz on bus. */
+ [6] = BW_MBPS(3936), /* At least 492 MHz on bus. */
+ [7] = BW_MBPS(4264), /* At least 533 MHz on bus. */
+};
+
+static struct msm_bus_scale_pdata bus_scale_data __initdata = {
+ .usecase = bw_level_tbl,
+ .num_usecases = ARRAY_SIZE(bw_level_tbl),
+ .active_only = 1,
+ .name = "acpuclk-8930aa",
+};
+
+/* TODO: Update vdd_dig, vdd_mem and bw when data is available. */
+static struct l2_level l2_freq_tbl[] __initdata = {
+ [0] = { {STBY_KHZ, QSB, 0, 0, 0x00 }, LVL_NOM, 1050000, 0 },
+ [1] = { { 384000, PLL_8, 0, 2, 0x00 }, LVL_NOM, 1050000, 1 },
+ [2] = { { 432000, HFPLL, 2, 0, 0x20 }, LVL_NOM, 1050000, 2 },
+ [3] = { { 486000, HFPLL, 2, 0, 0x24 }, LVL_NOM, 1050000, 2 },
+ [4] = { { 540000, HFPLL, 2, 0, 0x28 }, LVL_NOM, 1050000, 2 },
+ [5] = { { 594000, HFPLL, 1, 0, 0x16 }, LVL_NOM, 1050000, 2 },
+ [6] = { { 648000, HFPLL, 1, 0, 0x18 }, LVL_NOM, 1050000, 4 },
+ [7] = { { 702000, HFPLL, 1, 0, 0x1A }, LVL_NOM, 1050000, 4 },
+ [8] = { { 756000, HFPLL, 1, 0, 0x1C }, LVL_HIGH, 1150000, 4 },
+ [9] = { { 810000, HFPLL, 1, 0, 0x1E }, LVL_HIGH, 1150000, 4 },
+ [10] = { { 864000, HFPLL, 1, 0, 0x20 }, LVL_HIGH, 1150000, 4 },
+ [11] = { { 918000, HFPLL, 1, 0, 0x22 }, LVL_HIGH, 1150000, 7 },
+ [12] = { { 972000, HFPLL, 1, 0, 0x24 }, LVL_HIGH, 1150000, 7 },
+ [13] = { { 1026000, HFPLL, 1, 0, 0x26 }, LVL_HIGH, 1150000, 7 },
+ [14] = { { 1080000, HFPLL, 1, 0, 0x28 }, LVL_HIGH, 1150000, 7 },
+ [15] = { { 1134000, HFPLL, 1, 0, 0x2A }, LVL_HIGH, 1150000, 7 },
+ [16] = { { 1188000, HFPLL, 1, 0, 0x2C }, LVL_HIGH, 1150000, 7 },
+};
+
+static struct acpu_level acpu_freq_tbl_slow[] __initdata = {
+ { 0, { STBY_KHZ, QSB, 0, 0, 0x00 }, L2(0), 950000 },
+ { 1, { 384000, PLL_8, 0, 2, 0x00 }, L2(1), 950000 },
+ { 1, { 432000, HFPLL, 2, 0, 0x20 }, L2(6), 975000 },
+ { 1, { 486000, HFPLL, 2, 0, 0x24 }, L2(6), 975000 },
+ { 1, { 540000, HFPLL, 2, 0, 0x28 }, L2(6), 1000000 },
+ { 1, { 594000, HFPLL, 1, 0, 0x16 }, L2(6), 1000000 },
+ { 1, { 648000, HFPLL, 1, 0, 0x18 }, L2(6), 1025000 },
+ { 1, { 702000, HFPLL, 1, 0, 0x1A }, L2(6), 1025000 },
+ { 1, { 756000, HFPLL, 1, 0, 0x1C }, L2(11), 1075000 },
+ { 1, { 810000, HFPLL, 1, 0, 0x1E }, L2(11), 1075000 },
+ { 1, { 864000, HFPLL, 1, 0, 0x20 }, L2(11), 1100000 },
+ { 1, { 918000, HFPLL, 1, 0, 0x22 }, L2(11), 1100000 },
+ { 1, { 972000, HFPLL, 1, 0, 0x24 }, L2(11), 1125000 },
+ { 1, { 1026000, HFPLL, 1, 0, 0x26 }, L2(11), 1125000 },
+ { 1, { 1080000, HFPLL, 1, 0, 0x28 }, L2(16), 1175000 },
+ { 1, { 1134000, HFPLL, 1, 0, 0x2A }, L2(16), 1175000 },
+ { 1, { 1188000, HFPLL, 1, 0, 0x2C }, L2(16), 1200000 },
+ { 1, { 1242000, HFPLL, 1, 0, 0x2E }, L2(16), 1200000 },
+ { 1, { 1296000, HFPLL, 1, 0, 0x30 }, L2(16), 1225000 },
+ { 1, { 1350000, HFPLL, 1, 0, 0x32 }, L2(16), 1225000 },
+ { 1, { 1404000, HFPLL, 1, 0, 0x34 }, L2(16), 1237500 },
+ { 0, { 0 } }
+};
+
+static struct acpu_level acpu_freq_tbl_nom[] __initdata = {
+ { 0, { STBY_KHZ, QSB, 0, 0, 0x00 }, L2(0), 925000 },
+ { 1, { 384000, PLL_8, 0, 2, 0x00 }, L2(1), 925000 },
+ { 1, { 432000, HFPLL, 2, 0, 0x20 }, L2(6), 950000 },
+ { 1, { 486000, HFPLL, 2, 0, 0x24 }, L2(6), 950000 },
+ { 1, { 540000, HFPLL, 2, 0, 0x28 }, L2(6), 975000 },
+ { 1, { 594000, HFPLL, 1, 0, 0x16 }, L2(6), 975000 },
+ { 1, { 648000, HFPLL, 1, 0, 0x18 }, L2(6), 1000000 },
+ { 1, { 702000, HFPLL, 1, 0, 0x1A }, L2(6), 1000000 },
+ { 1, { 756000, HFPLL, 1, 0, 0x1C }, L2(11), 1050000 },
+ { 1, { 810000, HFPLL, 1, 0, 0x1E }, L2(11), 1050000 },
+ { 1, { 864000, HFPLL, 1, 0, 0x20 }, L2(11), 1075000 },
+ { 1, { 918000, HFPLL, 1, 0, 0x22 }, L2(11), 1075000 },
+ { 1, { 972000, HFPLL, 1, 0, 0x24 }, L2(11), 1100000 },
+ { 1, { 1026000, HFPLL, 1, 0, 0x26 }, L2(11), 1100000 },
+ { 1, { 1080000, HFPLL, 1, 0, 0x28 }, L2(16), 1150000 },
+ { 1, { 1134000, HFPLL, 1, 0, 0x2A }, L2(16), 1150000 },
+ { 1, { 1188000, HFPLL, 1, 0, 0x2C }, L2(16), 1175000 },
+ { 1, { 1242000, HFPLL, 1, 0, 0x2E }, L2(16), 1175000 },
+ { 1, { 1296000, HFPLL, 1, 0, 0x30 }, L2(16), 1200000 },
+ { 1, { 1350000, HFPLL, 1, 0, 0x32 }, L2(16), 1200000 },
+ { 1, { 1404000, HFPLL, 1, 0, 0x34 }, L2(16), 1212500 },
+ { 0, { 0 } }
+};
+
+static struct acpu_level acpu_freq_tbl_fast[] __initdata = {
+ { 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), 900000 },
+ { 1, { 486000, HFPLL, 2, 0, 0x24 }, L2(6), 900000 },
+ { 1, { 540000, HFPLL, 2, 0, 0x28 }, L2(6), 925000 },
+ { 1, { 594000, HFPLL, 1, 0, 0x16 }, L2(6), 925000 },
+ { 1, { 648000, HFPLL, 1, 0, 0x18 }, L2(6), 950000 },
+ { 1, { 702000, HFPLL, 1, 0, 0x1A }, L2(6), 950000 },
+ { 1, { 756000, HFPLL, 1, 0, 0x1C }, L2(11), 1000000 },
+ { 1, { 810000, HFPLL, 1, 0, 0x1E }, L2(11), 1000000 },
+ { 1, { 864000, HFPLL, 1, 0, 0x20 }, L2(11), 1025000 },
+ { 1, { 918000, HFPLL, 1, 0, 0x22 }, L2(11), 1025000 },
+ { 1, { 972000, HFPLL, 1, 0, 0x24 }, L2(11), 1050000 },
+ { 1, { 1026000, HFPLL, 1, 0, 0x26 }, L2(11), 1050000 },
+ { 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 },
+ { 1, { 1242000, HFPLL, 1, 0, 0x2E }, L2(16), 1125000 },
+ { 1, { 1296000, HFPLL, 1, 0, 0x30 }, L2(16), 1150000 },
+ { 1, { 1350000, HFPLL, 1, 0, 0x32 }, L2(16), 1150000 },
+ { 1, { 1404000, HFPLL, 1, 0, 0x34 }, L2(16), 1162500 },
+ { 0, { 0 } }
+};
+
+static struct pvs_table pvs_tables[NUM_PVS] __initdata = {
+ [PVS_SLOW] = { acpu_freq_tbl_slow, sizeof(acpu_freq_tbl_slow) },
+ [PVS_NOMINAL] = { acpu_freq_tbl_nom, sizeof(acpu_freq_tbl_nom) },
+ [PVS_FAST] = { acpu_freq_tbl_fast, sizeof(acpu_freq_tbl_fast) },
+};
+
+static struct acpuclk_krait_params acpuclk_8930aa_params __initdata = {
+ .scalable = scalable,
+ .scalable_size = sizeof(scalable),
+ .hfpll_data = &hfpll_data,
+ .pvs_tables = pvs_tables,
+ .l2_freq_tbl = l2_freq_tbl,
+ .l2_freq_tbl_size = sizeof(l2_freq_tbl),
+ .bus_scale = &bus_scale_data,
+ .qfprom_phys_base = 0x00700000,
+};
+
+static int __init acpuclk_8930aa_probe(struct platform_device *pdev)
+{
+ return acpuclk_krait_init(&pdev->dev, &acpuclk_8930aa_params);
+}
+
+static struct platform_driver acpuclk_8930aa_driver = {
+ .driver = {
+ .name = "acpuclk-8930aa",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init acpuclk_8930aa_init(void)
+{
+ return platform_driver_probe(&acpuclk_8930aa_driver,
+ acpuclk_8930aa_probe);
+}
+device_initcall(acpuclk_8930aa_init);
diff --git a/arch/arm/mach-msm/board-8930-regulator.c b/arch/arm/mach-msm/board-8930-regulator.c
index af91089..d3a4960 100644
--- a/arch/arm/mach-msm/board-8930-regulator.c
+++ b/arch/arm/mach-msm/board-8930-regulator.c
@@ -174,11 +174,13 @@
REGULATOR_SUPPLY("8038_s5", NULL),
REGULATOR_SUPPLY("krait0", "acpuclk-8627"),
REGULATOR_SUPPLY("krait0", "acpuclk-8930"),
+ REGULATOR_SUPPLY("krait0", "acpuclk-8930aa"),
};
VREG_CONSUMERS(S6) = {
REGULATOR_SUPPLY("8038_s6", NULL),
REGULATOR_SUPPLY("krait1", "acpuclk-8627"),
REGULATOR_SUPPLY("krait1", "acpuclk-8930"),
+ REGULATOR_SUPPLY("krait1", "acpuclk-8930aa"),
};
VREG_CONSUMERS(LVS1) = {
REGULATOR_SUPPLY("8038_lvs1", NULL),
@@ -538,6 +540,14 @@
RPM_REG_MAP(L24, 0, 2, "krait1_mem", "acpuclk-8627"),
RPM_REG_MAP(VDD_DIG_CORNER, 0, 1, "krait0_dig", "acpuclk-8627"),
RPM_REG_MAP(VDD_DIG_CORNER, 0, 2, "krait1_dig", "acpuclk-8627"),
+
+ RPM_REG_MAP(L23, 0, 1, "krait0_hfpll", "acpuclk-8930aa"),
+ RPM_REG_MAP(L23, 0, 2, "krait1_hfpll", "acpuclk-8930aa"),
+ RPM_REG_MAP(L23, 0, 6, "l2_hfpll", "acpuclk-8930aa"),
+ RPM_REG_MAP(L24, 0, 1, "krait0_mem", "acpuclk-8930aa"),
+ RPM_REG_MAP(L24, 0, 2, "krait1_mem", "acpuclk-8930aa"),
+ RPM_REG_MAP(VDD_DIG_CORNER, 0, 1, "krait0_dig", "acpuclk-8930aa"),
+ RPM_REG_MAP(VDD_DIG_CORNER, 0, 2, "krait1_dig", "acpuclk-8930aa"),
};
struct rpm_regulator_platform_data msm8930_rpm_regulator_pdata __devinitdata = {
diff --git a/arch/arm/mach-msm/board-8930.c b/arch/arm/mach-msm/board-8930.c
index 2b62eb0..9110849 100644
--- a/arch/arm/mach-msm/board-8930.c
+++ b/arch/arm/mach-msm/board-8930.c
@@ -2572,8 +2572,10 @@
platform_add_devices(msm8930_footswitch, msm8930_num_footswitch);
if (cpu_is_msm8627())
platform_device_register(&msm8627_device_acpuclk);
- else if (cpu_is_msm8930() || cpu_is_msm8930aa())
+ else if (cpu_is_msm8930())
platform_device_register(&msm8930_device_acpuclk);
+ else if (cpu_is_msm8930aa())
+ platform_device_register(&msm8930aa_device_acpuclk);
platform_add_devices(common_devices, ARRAY_SIZE(common_devices));
msm8930_add_vidc_device();
/*
diff --git a/arch/arm/mach-msm/devices-8930.c b/arch/arm/mach-msm/devices-8930.c
index f9a5093..ffa3c38 100644
--- a/arch/arm/mach-msm/devices-8930.c
+++ b/arch/arm/mach-msm/devices-8930.c
@@ -391,6 +391,11 @@
.id = -1,
};
+struct platform_device msm8930aa_device_acpuclk = {
+ .name = "acpuclk-8930aa",
+ .id = -1,
+};
+
static struct fs_driver_data gfx3d_fs_data = {
.clks = (struct fs_clk_data[]){
{ .name = "core_clk", .reset_rate = 27000000 },
diff --git a/arch/arm/mach-msm/devices.h b/arch/arm/mach-msm/devices.h
index ab38346..d48a801 100644
--- a/arch/arm/mach-msm/devices.h
+++ b/arch/arm/mach-msm/devices.h
@@ -428,5 +428,6 @@
extern struct platform_device msm8x50_device_acpuclk;
extern struct platform_device msm8x60_device_acpuclk;
extern struct platform_device msm8930_device_acpuclk;
+extern struct platform_device msm8930aa_device_acpuclk;
extern struct platform_device msm8960_device_acpuclk;
extern struct platform_device msm9615_device_acpuclk;