[10/11] arm: tegra: Migrate to new clock code

Message ID	1356260751-3667-11-git-send-email-pgaikwad@nvidia.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org> From: Prashant Gaikwad <pgaikwad@nvidia.com> To: <swarren@wwwdotorg.org>, <mturquette@linaro.org> Subject: [PATCH 10/11] arm: tegra: Migrate to new clock code Date: Sun, 23 Dec 2012 16:35:50 +0530 Message-ID: <1356260751-3667-11-git-send-email-pgaikwad@nvidia.com> In-Reply-To: <1356260751-3667-1-git-send-email-pgaikwad@nvidia.com> References: <1356260751-3667-1-git-send-email-pgaikwad@nvidia.com> MIME-Version: 1.0 summary: Content analysis details: (-7.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [216.228.121.35 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux-tegra@vger.kernel.org, Prashant Gaikwad <pgaikwad@nvidia.com>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Precedence: list Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org

diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c index aa5325c..2445900 100644 --- a/arch/arm/mach-tegra/board-dt-tegra20.c +++ b/arch/arm/mach-tegra/board-dt-tegra20.c @@ -44,7 +44,6 @@ #include <mach/irqs.h> #include "board.h" -#include "clock.h" #include "common.h" struct tegra_ehci_platform_data tegra_ehci1_pdata = { @@ -94,25 +93,8 @@ struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = { {} }; -static __initdata struct tegra_clk_init_table tegra_dt_clk_init_table[] = { - /* name parent rate enabled */ - { "uarta", "pll_p", 216000000, true }, - { "uartd", "pll_p", 216000000, true }, - { "usbd", "clk_m", 12000000, false }, - { "usb2", "clk_m", 12000000, false }, - { "usb3", "clk_m", 12000000, false }, - { "pll_a", "pll_p_out1", 56448000, true }, - { "pll_a_out0", "pll_a", 11289600, true }, - { "cdev1", NULL, 0, true }, - { "i2s1", "pll_a_out0", 11289600, false}, - { "i2s2", "pll_a_out0", 11289600, false}, - { NULL, NULL, 0, 0}, -}; - static void __init tegra_dt_init(void) { - tegra_clk_init_from_table(tegra_dt_clk_init_table); - /* * Finished with the static registrations now; fill in the missing * devices diff --git a/arch/arm/mach-tegra/board-dt-tegra30.c b/arch/arm/mach-tegra/board-dt-tegra30.c index 5e92a81..321cd41 100644 --- a/arch/arm/mach-tegra/board-dt-tegra30.c +++ b/arch/arm/mach-tegra/board-dt-tegra30.c @@ -36,7 +36,6 @@ #include <mach/iomap.h> #include "board.h" -#include "clock.h" #include "common.h" struct of_dev_auxdata tegra30_auxdata_lookup[] __initdata = { @@ -55,25 +54,8 @@ struct of_dev_auxdata tegra30_auxdata_lookup[] __initdata = { {} }; -static __initdata struct tegra_clk_init_table tegra_dt_clk_init_table[] = { - /* name parent rate enabled */ - { "uarta", "pll_p", 408000000, true }, - { "pll_a", "pll_p_out1", 564480000, true }, - { "pll_a_out0", "pll_a", 11289600, true }, - { "extern1", "pll_a_out0", 0, true }, - { "clk_out_1", "extern1", 0, true }, - { "i2s0", "pll_a_out0", 11289600, false}, - { "i2s1", "pll_a_out0", 11289600, false}, - { "i2s2", "pll_a_out0", 11289600, false}, - { "i2s3", "pll_a_out0", 11289600, false}, - { "i2s4", "pll_a_out0", 11289600, false}, - { NULL, NULL, 0, 0}, -}; - static void __init tegra30_dt_init(void) { - tegra_clk_init_from_table(tegra_dt_clk_init_table); - of_platform_populate(NULL, of_default_bus_match_table, tegra30_auxdata_lookup, NULL); } diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c index 59f25d2..a5eeb18 100644 --- a/arch/arm/mach-tegra/clock.c +++ b/arch/arm/mach-tegra/clock.c @@ -33,9 +33,6 @@ #include "board.h" #include "clock.h" -/* Global data of Tegra CPU CAR ops */ -struct tegra_cpu_car_ops *tegra_cpu_car_ops; - /* * Locking: * @@ -133,22 +130,6 @@ void tegra_clk_init_from_table(struct tegra_clk_init_table *table) tegra_clk_init_one_from_table(table); } -void tegra_periph_reset_deassert(struct clk *c) -{ - struct clk_tegra *clk = to_clk_tegra(__clk_get_hw(c)); - BUG_ON(!clk->reset); - clk->reset(__clk_get_hw(c), false); -} -EXPORT_SYMBOL(tegra_periph_reset_deassert); - -void tegra_periph_reset_assert(struct clk *c) -{ - struct clk_tegra *clk = to_clk_tegra(__clk_get_hw(c)); - BUG_ON(!clk->reset); - clk->reset(__clk_get_hw(c), true); -} -EXPORT_SYMBOL(tegra_periph_reset_assert); - /* Several extended clock configuration bits (e.g., clock routing, clock * phase control) are included in PLL and peripheral clock source * registers. */ diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 988549a..1f71d0f 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -22,6 +22,7 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/of_irq.h> +#include <linux/clk/tegra.h> #include <asm/hardware/cache-l2x0.h> #include <asm/hardware/gic.h> @@ -30,7 +31,6 @@ #include <mach/powergate.h> #include "board.h" -#include "clock.h" #include "common.h" #include "fuse.h" #include "pmc.h" @@ -62,6 +62,7 @@ static const struct of_device_id tegra_dt_irq_match[] __initconst = { void __init tegra_dt_init_irq(void) { + tegra_dt_init_clk(); tegra_init_irq(); of_irq_init(tegra_dt_irq_match); } @@ -77,38 +78,6 @@ void tegra_assert_system_reset(char mode, const char *cmd) writel_relaxed(reg, reset); } -#ifdef CONFIG_ARCH_TEGRA_2x_SOC -static __initdata struct tegra_clk_init_table tegra20_clk_init_table[] = { - /* name parent rate enabled */ - { "clk_m", NULL, 0, true }, - { "pll_p", "clk_m", 216000000, true }, - { "pll_p_out1", "pll_p", 28800000, true }, - { "pll_p_out2", "pll_p", 48000000, true }, - { "pll_p_out3", "pll_p", 72000000, true }, - { "pll_p_out4", "pll_p", 24000000, true }, - { "pll_c", "clk_m", 600000000, true }, - { "pll_c_out1", "pll_c", 120000000, true }, - { "sclk", "pll_c_out1", 120000000, true }, - { "hclk", "sclk", 120000000, true }, - { "pclk", "hclk", 60000000, true }, - { "csite", NULL, 0, true }, - { "emc", NULL, 0, true }, - { "cpu", NULL, 0, true }, - { NULL, NULL, 0, 0}, -}; -#endif - -#ifdef CONFIG_ARCH_TEGRA_3x_SOC -static __initdata struct tegra_clk_init_table tegra30_clk_init_table[] = { - /* name parent rate enabled */ - { "clk_m", NULL, 0, true }, - { "pll_p", "pll_ref", 408000000, true }, - { "pll_p_out1", "pll_p", 9600000, true }, - { NULL, NULL, 0, 0}, -}; -#endif - - static void __init tegra_init_cache(u32 tag_latency, u32 data_latency) { #ifdef CONFIG_CACHE_L2X0 @@ -132,8 +101,6 @@ void __init tegra20_init_early(void) { tegra_apb_io_init(); tegra_init_fuse(); - tegra2_init_clocks(); - tegra_clk_init_from_table(tegra20_clk_init_table); tegra_init_cache(0x331, 0x441); tegra_pmc_init(); tegra_powergate_init(); @@ -145,8 +112,6 @@ void __init tegra30_init_early(void) { tegra_apb_io_init(); tegra_init_fuse(); - tegra30_init_clocks(); - tegra_clk_init_from_table(tegra30_clk_init_table); tegra_init_cache(0x441, 0x551); tegra_pmc_init(); tegra_powergate_init(); diff --git a/arch/arm/mach-tegra/cpu-tegra.c b/arch/arm/mach-tegra/cpu-tegra.c index 627bf0f..07555f6 100644 --- a/arch/arm/mach-tegra/cpu-tegra.c +++ b/arch/arm/mach-tegra/cpu-tegra.c @@ -30,9 +30,6 @@ #include <linux/io.h> #include <linux/suspend.h> - -#include <mach/clk.h> - /* Frequency table index must be sequential starting at 0 */ static struct cpufreq_frequency_table freq_table[] = { { 0, 216000 }, @@ -225,7 +222,7 @@ static int tegra_cpu_init(struct cpufreq_policy *policy) if (IS_ERR(pll_x_clk)) return PTR_ERR(pll_x_clk); - pll_p_clk = clk_get_sys(NULL, "pll_p"); + pll_p_clk = clk_get_sys(NULL, "pll_p_cclk"); if (IS_ERR(pll_p_clk)) return PTR_ERR(pll_p_clk); diff --git a/arch/arm/mach-tegra/include/mach/clk.h b/arch/arm/mach-tegra/include/mach/clk.h index 95f3a54..85bbf10 100644 --- a/arch/arm/mach-tegra/include/mach/clk.h +++ b/arch/arm/mach-tegra/include/mach/clk.h @@ -31,9 +31,6 @@ enum tegra_clk_ex_param { TEGRA_CLK_PLLD_MIPI_MUX_SEL, }; -void tegra_periph_reset_deassert(struct clk *c); -void tegra_periph_reset_assert(struct clk *c); - #ifndef CONFIG_COMMON_CLK unsigned long clk_get_rate_all_locked(struct clk *c); #endif diff --git a/arch/arm/mach-tegra/pcie.c b/arch/arm/mach-tegra/pcie.c index a8dba64..f5a64fd 100644 --- a/arch/arm/mach-tegra/pcie.c +++ b/arch/arm/mach-tegra/pcie.c @@ -33,12 +33,12 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/export.h> +#include <linux/clk/tegra.h> #include <asm/sizes.h> #include <asm/mach/pci.h> #include <mach/iomap.h> -#include <mach/clk.h> #include <mach/powergate.h> #include "board.h" diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index 00a4124..6457f1d 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -25,7 +25,6 @@ #include <asm/mach-types.h> #include <asm/smp_scu.h> -#include <mach/clk.h> #include <mach/iomap.h> #include <mach/powergate.h> diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c index de0662d..b4bbdaf 100644 --- a/arch/arm/mach-tegra/powergate.c +++ b/arch/arm/mach-tegra/powergate.c @@ -26,8 +26,8 @@ #include <linux/io.h> #include <linux/seq_file.h> #include <linux/spinlock.h> +#include <linux/clk/tegra.h> -#include <mach/clk.h> #include <mach/iomap.h> #include <mach/powergate.h> diff --git a/drivers/clk/tegra/clk-periph.c b/drivers/clk/tegra/clk-periph.c index 21fa881..06235f4 100644 --- a/drivers/clk/tegra/clk-periph.c +++ b/drivers/clk/tegra/clk-periph.c @@ -112,6 +112,44 @@ static void clk_periph_disable(struct clk_hw *hw) gate_ops->disable(gate_hw); } +void tegra_periph_reset_deassert(struct clk *c) +{ + struct clk_hw *hw = __clk_get_hw(c); + struct tegra_clk_periph *periph = to_clk_periph(hw); + struct tegra_clk_periph_gate *gate; + + if (periph->magic != TEGRA_CLK_PERIPH_MAGIC) { + gate = container_of(hw, struct tegra_clk_periph_gate, hw); + if (gate->magic != TEGRA_CLK_PERIPH_GATE_MAGIC) { + WARN_ON(1); + return; + } + } else { + gate = &periph->gate; + } + + tegra_periph_reset(gate, 0); +} + +void tegra_periph_reset_assert(struct clk *c) +{ + struct clk_hw *hw = __clk_get_hw(c); + struct tegra_clk_periph *periph = to_clk_periph(hw); + struct tegra_clk_periph_gate *gate; + + if (periph->magic != TEGRA_CLK_PERIPH_MAGIC) { + gate = container_of(hw, struct tegra_clk_periph_gate, hw); + if (gate->magic != TEGRA_CLK_PERIPH_GATE_MAGIC) { + WARN_ON(1); + return; + } + } else { + gate = &periph->gate; + } + + tegra_periph_reset(gate, 1); +} + const struct clk_ops tegra_clk_periph_ops = { .get_parent = clk_periph_get_parent, .set_parent = clk_periph_set_parent, diff --git a/drivers/clk/tegra/clk.c b/drivers/clk/tegra/clk.c index 314d5bd..9bb7463 100644 --- a/drivers/clk/tegra/clk.c +++ b/drivers/clk/tegra/clk.c @@ -16,9 +16,14 @@ #include <linux/clk.h> #include <linux/clk-provider.h> +#include <linux/of.h> +#include <linux/clk/tegra.h> #include "clk.h" +/* Global data of Tegra CPU CAR ops */ +struct tegra_cpu_car_ops *tegra_cpu_car_ops; + void __init tegra_init_dup_clks(struct tegra_clk_duplicate *dup_list, struct clk *clks[], int clk_max) { diff --git a/drivers/crypto/tegra-aes.c b/drivers/crypto/tegra-aes.c index 37185e6..e69f3bc 100644 --- a/drivers/crypto/tegra-aes.c +++ b/drivers/crypto/tegra-aes.c @@ -41,8 +41,6 @@ #include <linux/completion.h> #include <linux/workqueue.h> -#include <mach/clk.h> - #include <crypto/scatterwalk.h> #include <crypto/aes.h> #include <crypto/internal/rng.h> diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index 528c62d..49b27b2 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -31,8 +31,8 @@ #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/slab.h> +#include <linux/clk/tegra.h> -#include <mach/clk.h> #include "dmaengine.h" #define TEGRA_APBDMA_GENERAL 0x0 diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index dcea77b..c048c98 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -29,11 +29,10 @@ #include <linux/of_i2c.h> #include <linux/of_device.h> #include <linux/module.h> +#include <linux/clk/tegra.h> #include <asm/unaligned.h> -#include <mach/clk.h> - #define TEGRA_I2C_TIMEOUT (msecs_to_jiffies(1000)) #define BYTES_PER_FIFO_WORD 4 diff --git a/drivers/input/keyboard/tegra-kbc.c b/drivers/input/keyboard/tegra-kbc.c index 5faaf25..60b8563 100644 --- a/drivers/input/keyboard/tegra-kbc.c +++ b/drivers/input/keyboard/tegra-kbc.c @@ -30,7 +30,7 @@ #include <linux/clk.h> #include <linux/slab.h> #include <linux/input/tegra_kbc.h> -#include <mach/clk.h> +#include <linux/clk/tegra.h> #define KBC_MAX_DEBOUNCE_CNT 0x3ffu diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c index 094fdc3..1fad2a2 100644 --- a/drivers/staging/nvec/nvec.c +++ b/drivers/staging/nvec/nvec.c @@ -37,8 +37,8 @@ #include <linux/slab.h> #include <linux/spinlock.h> #include <linux/workqueue.h> +#include <linux/clk/tegra.h> -#include <mach/clk.h> #include <mach/iomap.h> #include "nvec.h" diff --git a/include/linux/clk/tegra.h b/include/linux/clk/tegra.h index 93a38b6..51c3806 100644 --- a/include/linux/clk/tegra.h +++ b/include/linux/clk/tegra.h @@ -17,6 +17,8 @@ #ifndef __LINUX_CLK_TEGRA_H_ #define __LINUX_CLK_TEGRA_H_ +#include <linux/clk.h> + /* * Tegra CPU clock and reset control ops * @@ -84,5 +86,7 @@ static inline void tegra_disable_cpu_clock(u32 cpu) void tegra_dt_init_clk(void); void tegra20_cpu_car_ops_init(void); void tegra30_cpu_car_ops_init(void); +void tegra_periph_reset_deassert(struct clk *c); +void tegra_periph_reset_assert(struct clk *c); #endif /* __LINUX_CLK_TEGRA_H_ */ diff --git a/sound/soc/tegra/tegra30_ahub.c b/sound/soc/tegra/tegra30_ahub.c index bf56101..aab61d8 100644 --- a/sound/soc/tegra/tegra30_ahub.c +++ b/sound/soc/tegra/tegra30_ahub.c @@ -25,7 +25,7 @@ #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/slab.h> -#include <mach/clk.h> +#include <linux/clk/tegra.h> #include <mach/dma.h> #include <sound/soc.h> #include "tegra30_ahub.h"

[10/11] arm: tegra: Migrate to new clock code

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