SPEAr: Switch to common clock framework (5df33a62) · Commits · 戴 / test

MAINTAINERS

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		@@ -6336,9 +6336,7 @@ L: spear-devel@list.st.com
		L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
		W: http://www.st.com/spear
		S: Maintained
		F: arch/arm/mach-spear*/clock.c
		F: arch/arm/plat-spear/clock.c
		F: arch/arm/plat-spear/include/plat/clock.h
		F: drivers/clk/spear/

		SPEAR PAD MULTIPLEXING SUPPORT
		M: Viresh Kumar <viresh.kumar@st.com>

arch/arm/Kconfig

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		@@ -980,6 +980,7 @@ config PLAT_SPEAR
		select ARM_AMBA
		select ARCH_REQUIRE_GPIOLIB
		select CLKDEV_LOOKUP
		select COMMON_CLK
		select CLKSRC_MMIO
		select GENERIC_CLOCKEVENTS
		select HAVE_CLK

arch/arm/mach-spear3xx/Makefile

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		@@ -3,7 +3,7 @@
		#

		# common files
		obj-y += spear3xx.o clock.o
		obj-y += spear3xx.o

		# spear300 specific files
		obj-$(CONFIG_MACH_SPEAR300) += spear300.o

arch/arm/mach-spear3xx/clock.c

deleted100644 → 0

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		/*
		* arch/arm/mach-spear3xx/clock.c
		*
		* SPEAr3xx machines clock framework source file
		*
		* Copyright (C) 2009 ST Microelectronics
		* Viresh Kumar<viresh.kumar@st.com>
		*
		* This file is licensed under the terms of the GNU General Public
		* License version 2. This program is licensed "as is" without any
		* warranty of any kind, whether express or implied.
		*/

		#include <linux/init.h>
		#include <linux/io.h>
		#include <linux/kernel.h>
		#include <asm/mach-types.h>
		#include <plat/clock.h>
		#include <mach/misc_regs.h>

		/* root clks */
		/* 32 KHz oscillator clock */
		static struct clk osc_32k_clk = {
		.flags = ALWAYS_ENABLED,
		.rate = 32000,
		};

		/* 24 MHz oscillator clock */
		static struct clk osc_24m_clk = {
		.flags = ALWAYS_ENABLED,
		.rate = 24000000,
		};

		/* clock derived from 32 KHz osc clk */
		/* rtc clock */
		static struct clk rtc_clk = {
		.pclk = &osc_32k_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = RTC_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* clock derived from 24 MHz osc clk */
		/* pll masks structure */
		static struct pll_clk_masks pll1_masks = {
		.mode_mask = PLL_MODE_MASK,
		.mode_shift = PLL_MODE_SHIFT,
		.norm_fdbk_m_mask = PLL_NORM_FDBK_M_MASK,
		.norm_fdbk_m_shift = PLL_NORM_FDBK_M_SHIFT,
		.dith_fdbk_m_mask = PLL_DITH_FDBK_M_MASK,
		.dith_fdbk_m_shift = PLL_DITH_FDBK_M_SHIFT,
		.div_p_mask = PLL_DIV_P_MASK,
		.div_p_shift = PLL_DIV_P_SHIFT,
		.div_n_mask = PLL_DIV_N_MASK,
		.div_n_shift = PLL_DIV_N_SHIFT,
		};

		/* pll1 configuration structure */
		static struct pll_clk_config pll1_config = {
		.mode_reg = PLL1_CTR,
		.cfg_reg = PLL1_FRQ,
		.masks = &pll1_masks,
		};

		/* pll rate configuration table, in ascending order of rates */
		struct pll_rate_tbl pll_rtbl[] = {
		{.mode = 0, .m = 0x85, .n = 0x0C, .p = 0x1}, /* 266 MHz */
		{.mode = 0, .m = 0xA6, .n = 0x0C, .p = 0x1}, /* 332 MHz */
		};

		/* PLL1 clock */
		static struct clk pll1_clk = {
		.flags = ENABLED_ON_INIT,
		.pclk = &osc_24m_clk,
		.en_reg = PLL1_CTR,
		.en_reg_bit = PLL_ENABLE,
		.calc_rate = &pll_calc_rate,
		.recalc = &pll_clk_recalc,
		.set_rate = &pll_clk_set_rate,
		.rate_config = {pll_rtbl, ARRAY_SIZE(pll_rtbl), 1},
		.private_data = &pll1_config,
		};

		/* PLL3 48 MHz clock */
		static struct clk pll3_48m_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &osc_24m_clk,
		.rate = 48000000,
		};

		/* watch dog timer clock */
		static struct clk wdt_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &osc_24m_clk,
		.recalc = &follow_parent,
		};

		/* clock derived from pll1 clk */
		/* cpu clock */
		static struct clk cpu_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &pll1_clk,
		.recalc = &follow_parent,
		};

		/* ahb masks structure */
		static struct bus_clk_masks ahb_masks = {
		.mask = PLL_HCLK_RATIO_MASK,
		.shift = PLL_HCLK_RATIO_SHIFT,
		};

		/* ahb configuration structure */
		static struct bus_clk_config ahb_config = {
		.reg = CORE_CLK_CFG,
		.masks = &ahb_masks,
		};

		/* ahb rate configuration table, in ascending order of rates */
		struct bus_rate_tbl bus_rtbl[] = {
		{.div = 3}, /* == parent divided by 4 */
		{.div = 2}, /* == parent divided by 3 */
		{.div = 1}, /* == parent divided by 2 */
		{.div = 0}, /* == parent divided by 1 */
		};

		/* ahb clock */
		static struct clk ahb_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &pll1_clk,
		.calc_rate = &bus_calc_rate,
		.recalc = &bus_clk_recalc,
		.set_rate = &bus_clk_set_rate,
		.rate_config = {bus_rtbl, ARRAY_SIZE(bus_rtbl), 2},
		.private_data = &ahb_config,
		};

		/* auxiliary synthesizers masks */
		static struct aux_clk_masks aux_masks = {
		.eq_sel_mask = AUX_EQ_SEL_MASK,
		.eq_sel_shift = AUX_EQ_SEL_SHIFT,
		.eq1_mask = AUX_EQ1_SEL,
		.eq2_mask = AUX_EQ2_SEL,
		.xscale_sel_mask = AUX_XSCALE_MASK,
		.xscale_sel_shift = AUX_XSCALE_SHIFT,
		.yscale_sel_mask = AUX_YSCALE_MASK,
		.yscale_sel_shift = AUX_YSCALE_SHIFT,
		};

		/* uart synth configurations */
		static struct aux_clk_config uart_synth_config = {
		.synth_reg = UART_CLK_SYNT,
		.masks = &aux_masks,
		};

		/* aux rate configuration table, in ascending order of rates */
		struct aux_rate_tbl aux_rtbl[] = {
		/* For PLL1 = 332 MHz */
		{.xscale = 1, .yscale = 8, .eq = 1}, /* 41.5 MHz */
		{.xscale = 1, .yscale = 4, .eq = 1}, /* 83 MHz */
		{.xscale = 1, .yscale = 2, .eq = 1}, /* 166 MHz */
		};

		/* uart synth clock */
		static struct clk uart_synth_clk = {
		.en_reg = UART_CLK_SYNT,
		.en_reg_bit = AUX_SYNT_ENB,
		.pclk = &pll1_clk,
		.calc_rate = &aux_calc_rate,
		.recalc = &aux_clk_recalc,
		.set_rate = &aux_clk_set_rate,
		.rate_config = {aux_rtbl, ARRAY_SIZE(aux_rtbl), 1},
		.private_data = &uart_synth_config,
		};

		/* uart parents */
		static struct pclk_info uart_pclk_info[] = {
		{
		.pclk = &uart_synth_clk,
		.pclk_val = AUX_CLK_PLL1_VAL,
		}, {
		.pclk = &pll3_48m_clk,
		.pclk_val = AUX_CLK_PLL3_VAL,
		},
		};

		/* uart parent select structure */
		static struct pclk_sel uart_pclk_sel = {
		.pclk_info = uart_pclk_info,
		.pclk_count = ARRAY_SIZE(uart_pclk_info),
		.pclk_sel_reg = PERIP_CLK_CFG,
		.pclk_sel_mask = UART_CLK_MASK,
		};

		/* uart clock */
		static struct clk uart_clk = {
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = UART_CLK_ENB,
		.pclk_sel = &uart_pclk_sel,
		.pclk_sel_shift = UART_CLK_SHIFT,
		.recalc = &follow_parent,
		};

		/* firda configurations */
		static struct aux_clk_config firda_synth_config = {
		.synth_reg = FIRDA_CLK_SYNT,
		.masks = &aux_masks,
		};

		/* firda synth clock */
		static struct clk firda_synth_clk = {
		.en_reg = FIRDA_CLK_SYNT,
		.en_reg_bit = AUX_SYNT_ENB,
		.pclk = &pll1_clk,
		.calc_rate = &aux_calc_rate,
		.recalc = &aux_clk_recalc,
		.set_rate = &aux_clk_set_rate,
		.rate_config = {aux_rtbl, ARRAY_SIZE(aux_rtbl), 1},
		.private_data = &firda_synth_config,
		};

		/* firda parents */
		static struct pclk_info firda_pclk_info[] = {
		{
		.pclk = &firda_synth_clk,
		.pclk_val = AUX_CLK_PLL1_VAL,
		}, {
		.pclk = &pll3_48m_clk,
		.pclk_val = AUX_CLK_PLL3_VAL,
		},
		};

		/* firda parent select structure */
		static struct pclk_sel firda_pclk_sel = {
		.pclk_info = firda_pclk_info,
		.pclk_count = ARRAY_SIZE(firda_pclk_info),
		.pclk_sel_reg = PERIP_CLK_CFG,
		.pclk_sel_mask = FIRDA_CLK_MASK,
		};

		/* firda clock */
		static struct clk firda_clk = {
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = FIRDA_CLK_ENB,
		.pclk_sel = &firda_pclk_sel,
		.pclk_sel_shift = FIRDA_CLK_SHIFT,
		.recalc = &follow_parent,
		};

		/* gpt synthesizer masks */
		static struct gpt_clk_masks gpt_masks = {
		.mscale_sel_mask = GPT_MSCALE_MASK,
		.mscale_sel_shift = GPT_MSCALE_SHIFT,
		.nscale_sel_mask = GPT_NSCALE_MASK,
		.nscale_sel_shift = GPT_NSCALE_SHIFT,
		};

		/* gpt rate configuration table, in ascending order of rates */
		struct gpt_rate_tbl gpt_rtbl[] = {
		/* For pll1 = 332 MHz */
		{.mscale = 4, .nscale = 0}, /* 41.5 MHz */
		{.mscale = 2, .nscale = 0}, /* 55.3 MHz */
		{.mscale = 1, .nscale = 0}, /* 83 MHz */
		};

		/* gpt0 synth clk config*/
		static struct gpt_clk_config gpt0_synth_config = {
		.synth_reg = PRSC1_CLK_CFG,
		.masks = &gpt_masks,
		};

		/* gpt synth clock */
		static struct clk gpt0_synth_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &pll1_clk,
		.calc_rate = &gpt_calc_rate,
		.recalc = &gpt_clk_recalc,
		.set_rate = &gpt_clk_set_rate,
		.rate_config = {gpt_rtbl, ARRAY_SIZE(gpt_rtbl), 2},
		.private_data = &gpt0_synth_config,
		};

		/* gpt parents */
		static struct pclk_info gpt0_pclk_info[] = {
		{
		.pclk = &gpt0_synth_clk,
		.pclk_val = AUX_CLK_PLL1_VAL,
		}, {
		.pclk = &pll3_48m_clk,
		.pclk_val = AUX_CLK_PLL3_VAL,
		},
		};

		/* gpt parent select structure */
		static struct pclk_sel gpt0_pclk_sel = {
		.pclk_info = gpt0_pclk_info,
		.pclk_count = ARRAY_SIZE(gpt0_pclk_info),
		.pclk_sel_reg = PERIP_CLK_CFG,
		.pclk_sel_mask = GPT_CLK_MASK,
		};

		/* gpt0 timer clock */
		static struct clk gpt0_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk_sel = &gpt0_pclk_sel,
		.pclk_sel_shift = GPT0_CLK_SHIFT,
		.recalc = &follow_parent,
		};

		/* gpt1 synth clk configurations */
		static struct gpt_clk_config gpt1_synth_config = {
		.synth_reg = PRSC2_CLK_CFG,
		.masks = &gpt_masks,
		};

		/* gpt1 synth clock */
		static struct clk gpt1_synth_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &pll1_clk,
		.calc_rate = &gpt_calc_rate,
		.recalc = &gpt_clk_recalc,
		.set_rate = &gpt_clk_set_rate,
		.rate_config = {gpt_rtbl, ARRAY_SIZE(gpt_rtbl), 2},
		.private_data = &gpt1_synth_config,
		};

		static struct pclk_info gpt1_pclk_info[] = {
		{
		.pclk = &gpt1_synth_clk,
		.pclk_val = AUX_CLK_PLL1_VAL,
		}, {
		.pclk = &pll3_48m_clk,
		.pclk_val = AUX_CLK_PLL3_VAL,
		},
		};

		/* gpt parent select structure */
		static struct pclk_sel gpt1_pclk_sel = {
		.pclk_info = gpt1_pclk_info,
		.pclk_count = ARRAY_SIZE(gpt1_pclk_info),
		.pclk_sel_reg = PERIP_CLK_CFG,
		.pclk_sel_mask = GPT_CLK_MASK,
		};

		/* gpt1 timer clock */
		static struct clk gpt1_clk = {
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = GPT1_CLK_ENB,
		.pclk_sel = &gpt1_pclk_sel,
		.pclk_sel_shift = GPT1_CLK_SHIFT,
		.recalc = &follow_parent,
		};

		/* gpt2 synth clk configurations */
		static struct gpt_clk_config gpt2_synth_config = {
		.synth_reg = PRSC3_CLK_CFG,
		.masks = &gpt_masks,
		};

		/* gpt1 synth clock */
		static struct clk gpt2_synth_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &pll1_clk,
		.calc_rate = &gpt_calc_rate,
		.recalc = &gpt_clk_recalc,
		.set_rate = &gpt_clk_set_rate,
		.rate_config = {gpt_rtbl, ARRAY_SIZE(gpt_rtbl), 2},
		.private_data = &gpt2_synth_config,
		};

		static struct pclk_info gpt2_pclk_info[] = {
		{
		.pclk = &gpt2_synth_clk,
		.pclk_val = AUX_CLK_PLL1_VAL,
		}, {
		.pclk = &pll3_48m_clk,
		.pclk_val = AUX_CLK_PLL3_VAL,
		},
		};

		/* gpt parent select structure */
		static struct pclk_sel gpt2_pclk_sel = {
		.pclk_info = gpt2_pclk_info,
		.pclk_count = ARRAY_SIZE(gpt2_pclk_info),
		.pclk_sel_reg = PERIP_CLK_CFG,
		.pclk_sel_mask = GPT_CLK_MASK,
		};

		/* gpt2 timer clock */
		static struct clk gpt2_clk = {
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = GPT2_CLK_ENB,
		.pclk_sel = &gpt2_pclk_sel,
		.pclk_sel_shift = GPT2_CLK_SHIFT,
		.recalc = &follow_parent,
		};

		/* clock derived from pll3 clk */
		/* usbh clock */
		static struct clk usbh_clk = {
		.pclk = &pll3_48m_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = USBH_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* usbd clock */
		static struct clk usbd_clk = {
		.pclk = &pll3_48m_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = USBD_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* clock derived from ahb clk */
		/* apb masks structure */
		static struct bus_clk_masks apb_masks = {
		.mask = HCLK_PCLK_RATIO_MASK,
		.shift = HCLK_PCLK_RATIO_SHIFT,
		};

		/* apb configuration structure */
		static struct bus_clk_config apb_config = {
		.reg = CORE_CLK_CFG,
		.masks = &apb_masks,
		};

		/* apb clock */
		static struct clk apb_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &ahb_clk,
		.calc_rate = &bus_calc_rate,
		.recalc = &bus_clk_recalc,
		.set_rate = &bus_clk_set_rate,
		.rate_config = {bus_rtbl, ARRAY_SIZE(bus_rtbl), 2},
		.private_data = &apb_config,
		};

		/* i2c clock */
		static struct clk i2c_clk = {
		.pclk = &ahb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = I2C_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* dma clock */
		static struct clk dma_clk = {
		.pclk = &ahb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = DMA_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* jpeg clock */
		static struct clk jpeg_clk = {
		.pclk = &ahb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = JPEG_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* gmac clock */
		static struct clk gmac_clk = {
		.pclk = &ahb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = GMAC_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* smi clock */
		static struct clk smi_clk = {
		.pclk = &ahb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = SMI_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* c3 clock */
		static struct clk c3_clk = {
		.pclk = &ahb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = C3_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* clock derived from apb clk */
		/* adc clock */
		static struct clk adc_clk = {
		.pclk = &apb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = ADC_CLK_ENB,
		.recalc = &follow_parent,
		};

		#if defined(CONFIG_MACH_SPEAR310) \|\| defined(CONFIG_MACH_SPEAR320)
		/* emi clock */
		static struct clk emi_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &ahb_clk,
		.recalc = &follow_parent,
		};
		#endif

		/* ssp clock */
		static struct clk ssp0_clk = {
		.pclk = &apb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = SSP_CLK_ENB,
		.recalc = &follow_parent,
		};

		/* gpio clock */
		static struct clk gpio_clk = {
		.pclk = &apb_clk,
		.en_reg = PERIP1_CLK_ENB,
		.en_reg_bit = GPIO_CLK_ENB,
		.recalc = &follow_parent,
		};

		static struct clk dummy_apb_pclk;

		#if defined(CONFIG_MACH_SPEAR300) \|\| defined(CONFIG_MACH_SPEAR310) \|\| \
		defined(CONFIG_MACH_SPEAR320)
		/* fsmc clock */
		static struct clk fsmc_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &ahb_clk,
		.recalc = &follow_parent,
		};
		#endif

		/* common clocks to spear310 and spear320 */
		#if defined(CONFIG_MACH_SPEAR310) \|\| defined(CONFIG_MACH_SPEAR320)
		/* uart1 clock */
		static struct clk uart1_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* uart2 clock */
		static struct clk uart2_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};
		#endif /* CONFIG_MACH_SPEAR310 \|\| CONFIG_MACH_SPEAR320 */

		/* common clocks to spear300 and spear320 */
		#if defined(CONFIG_MACH_SPEAR300) \|\| defined(CONFIG_MACH_SPEAR320)
		/* clcd clock */
		static struct clk clcd_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &pll3_48m_clk,
		.recalc = &follow_parent,
		};

		/* sdhci clock */
		static struct clk sdhci_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &ahb_clk,
		.recalc = &follow_parent,
		};
		#endif /* CONFIG_MACH_SPEAR300 \|\| CONFIG_MACH_SPEAR320 */

		/* spear300 machine specific clock structures */
		#ifdef CONFIG_MACH_SPEAR300
		/* gpio1 clock */
		static struct clk gpio1_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* keyboard clock */
		static struct clk kbd_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		#endif

		/* spear310 machine specific clock structures */
		#ifdef CONFIG_MACH_SPEAR310
		/* uart3 clock */
		static struct clk uart3_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* uart4 clock */
		static struct clk uart4_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* uart5 clock */
		static struct clk uart5_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};
		#endif

		/* spear320 machine specific clock structures */
		#ifdef CONFIG_MACH_SPEAR320
		/* can0 clock */
		static struct clk can0_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* can1 clock */
		static struct clk can1_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* i2c1 clock */
		static struct clk i2c1_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &ahb_clk,
		.recalc = &follow_parent,
		};

		/* ssp1 clock */
		static struct clk ssp1_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* ssp2 clock */
		static struct clk ssp2_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};

		/* pwm clock */
		static struct clk pwm_clk = {
		.flags = ALWAYS_ENABLED,
		.pclk = &apb_clk,
		.recalc = &follow_parent,
		};
		#endif

		/* array of all spear 3xx clock lookups */
		static struct clk_lookup spear_clk_lookups[] = {
		{ .con_id = "apb_pclk", .clk = &dummy_apb_pclk},
		/* root clks */
		{ .con_id = "osc_32k_clk", .clk = &osc_32k_clk},
		{ .con_id = "osc_24m_clk", .clk = &osc_24m_clk},
		/* clock derived from 32 KHz osc clk */
		{ .dev_id = "rtc-spear", .clk = &rtc_clk},
		/* clock derived from 24 MHz osc clk */
		{ .con_id = "pll1_clk", .clk = &pll1_clk},
		{ .con_id = "pll3_48m_clk", .clk = &pll3_48m_clk},
		{ .dev_id = "wdt", .clk = &wdt_clk},
		/* clock derived from pll1 clk */
		{ .con_id = "cpu_clk", .clk = &cpu_clk},
		{ .con_id = "ahb_clk", .clk = &ahb_clk},
		{ .con_id = "uart_synth_clk", .clk = &uart_synth_clk},
		{ .con_id = "firda_synth_clk", .clk = &firda_synth_clk},
		{ .con_id = "gpt0_synth_clk", .clk = &gpt0_synth_clk},
		{ .con_id = "gpt1_synth_clk", .clk = &gpt1_synth_clk},
		{ .con_id = "gpt2_synth_clk", .clk = &gpt2_synth_clk},
		{ .dev_id = "uart", .clk = &uart_clk},
		{ .dev_id = "firda", .clk = &firda_clk},
		{ .dev_id = "gpt0", .clk = &gpt0_clk},
		{ .dev_id = "gpt1", .clk = &gpt1_clk},
		{ .dev_id = "gpt2", .clk = &gpt2_clk},
		/* clock derived from pll3 clk */
		{ .dev_id = "designware_udc", .clk = &usbd_clk},
		{ .con_id = "usbh_clk", .clk = &usbh_clk},
		/* clock derived from ahb clk */
		{ .con_id = "apb_clk", .clk = &apb_clk},
		{ .dev_id = "i2c_designware.0", .clk = &i2c_clk},
		{ .dev_id = "dma", .clk = &dma_clk},
		{ .dev_id = "jpeg", .clk = &jpeg_clk},
		{ .dev_id = "gmac", .clk = &gmac_clk},
		{ .dev_id = "smi", .clk = &smi_clk},
		{ .dev_id = "c3", .clk = &c3_clk},
		/* clock derived from apb clk */
		{ .dev_id = "adc", .clk = &adc_clk},
		{ .dev_id = "ssp-pl022.0", .clk = &ssp0_clk},
		{ .dev_id = "gpio", .clk = &gpio_clk},
		};

		/* array of all spear 300 clock lookups */
		#ifdef CONFIG_MACH_SPEAR300
		static struct clk_lookup spear300_clk_lookups[] = {
		{ .dev_id = "clcd", .clk = &clcd_clk},
		{ .con_id = "fsmc", .clk = &fsmc_clk},
		{ .dev_id = "gpio1", .clk = &gpio1_clk},
		{ .dev_id = "keyboard", .clk = &kbd_clk},
		{ .dev_id = "sdhci", .clk = &sdhci_clk},
		};
		#endif

		/* array of all spear 310 clock lookups */
		#ifdef CONFIG_MACH_SPEAR310
		static struct clk_lookup spear310_clk_lookups[] = {
		{ .con_id = "fsmc", .clk = &fsmc_clk},
		{ .con_id = "emi", .clk = &emi_clk},
		{ .dev_id = "uart1", .clk = &uart1_clk},
		{ .dev_id = "uart2", .clk = &uart2_clk},
		{ .dev_id = "uart3", .clk = &uart3_clk},
		{ .dev_id = "uart4", .clk = &uart4_clk},
		{ .dev_id = "uart5", .clk = &uart5_clk},
		};
		#endif

		/* array of all spear 320 clock lookups */
		#ifdef CONFIG_MACH_SPEAR320
		static struct clk_lookup spear320_clk_lookups[] = {
		{ .dev_id = "clcd", .clk = &clcd_clk},
		{ .con_id = "fsmc", .clk = &fsmc_clk},
		{ .dev_id = "i2c_designware.1", .clk = &i2c1_clk},
		{ .con_id = "emi", .clk = &emi_clk},
		{ .dev_id = "pwm", .clk = &pwm_clk},
		{ .dev_id = "sdhci", .clk = &sdhci_clk},
		{ .dev_id = "c_can_platform.0", .clk = &can0_clk},
		{ .dev_id = "c_can_platform.1", .clk = &can1_clk},
		{ .dev_id = "ssp-pl022.1", .clk = &ssp1_clk},
		{ .dev_id = "ssp-pl022.2", .clk = &ssp2_clk},
		{ .dev_id = "uart1", .clk = &uart1_clk},
		{ .dev_id = "uart2", .clk = &uart2_clk},
		};
		#endif

		void __init spear3xx_clk_init(void)
		{
		int i, cnt;
		struct clk_lookup *lookups;

		if (machine_is_spear300()) {
		cnt = ARRAY_SIZE(spear300_clk_lookups);
		lookups = spear300_clk_lookups;
		} else if (machine_is_spear310()) {
		cnt = ARRAY_SIZE(spear310_clk_lookups);
		lookups = spear310_clk_lookups;
		} else {
		cnt = ARRAY_SIZE(spear320_clk_lookups);
		lookups = spear320_clk_lookups;
		}

		for (i = 0; i < ARRAY_SIZE(spear_clk_lookups); i++)
		clk_register(&spear_clk_lookups[i]);

		for (i = 0; i < cnt; i++)
		clk_register(&lookups[i]);

		clk_init();
		}

arch/arm/mach-spear3xx/include/mach/generic.h

+1 −2

Original line number	Diff line number	Diff line
		@@ -36,8 +36,8 @@ extern struct amba_device spear3xx_uart_device;
		extern struct sys_timer spear3xx_timer;

		/* Add spear3xx family function declarations here */
		void __init spear3xx_clk_init(void);
		void __init spear_setup_timer(void);
		void __init spear3xx_clk_init(void);
		void __init spear3xx_map_io(void);
		void __init spear3xx_init_irq(void);
		void __init spear3xx_init(void);
		@@ -156,7 +156,6 @@ extern struct pmx_dev spear310_pmx_tdm0;
		/* Add spear310 machine function declarations here */
		void __init spear310_init(struct pmx_mode pmx_mode, struct pmx_dev *pmx_devs,
		u8 pmx_dev_count);

		#endif /* CONFIG_MACH_SPEAR310 */

		/* spear320 declarations */

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