From 15b54dd2c0764032b4a1ac4ad3964bbd2b159fc8 Mon Sep 17 00:00:00 2001 From: lars Date: Fri, 22 Jan 2010 18:13:02 +0000 Subject: [xburst] Cleanup clock module a bit and replace last users of __cpm_* git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19281 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../arch/mips/include/asm/mach-jz4740/clock.h | 282 +-------------------- 1 file changed, 8 insertions(+), 274 deletions(-) (limited to 'target/linux/xburst/files-2.6.32/arch/mips/include/asm/mach-jz4740/clock.h') diff --git a/target/linux/xburst/files-2.6.32/arch/mips/include/asm/mach-jz4740/clock.h b/target/linux/xburst/files-2.6.32/arch/mips/include/asm/mach-jz4740/clock.h index 4869b88f2..c75c07b37 100644 --- a/target/linux/xburst/files-2.6.32/arch/mips/include/asm/mach-jz4740/clock.h +++ b/target/linux/xburst/files-2.6.32/arch/mips/include/asm/mach-jz4740/clock.h @@ -17,282 +17,16 @@ #include -/*************************************************************************** - * CPM - ***************************************************************************/ -#define __cpm_get_pllm() \ - ((REG_CPM_CPPCR & CPM_CPPCR_PLLM_MASK) >> CPM_CPPCR_PLLM_BIT) -#define __cpm_get_plln() \ - ((REG_CPM_CPPCR & CPM_CPPCR_PLLN_MASK) >> CPM_CPPCR_PLLN_BIT) -#define __cpm_get_pllod() \ - ((REG_CPM_CPPCR & CPM_CPPCR_PLLOD_MASK) >> CPM_CPPCR_PLLOD_BIT) - -#define __cpm_get_cdiv() \ - ((REG_CPM_CPCCR & CPM_CPCCR_CDIV_MASK) >> CPM_CPCCR_CDIV_BIT) -#define __cpm_get_hdiv() \ - ((REG_CPM_CPCCR & CPM_CPCCR_HDIV_MASK) >> CPM_CPCCR_HDIV_BIT) -#define __cpm_get_pdiv() \ - ((REG_CPM_CPCCR & CPM_CPCCR_PDIV_MASK) >> CPM_CPCCR_PDIV_BIT) -#define __cpm_get_mdiv() \ - ((REG_CPM_CPCCR & CPM_CPCCR_MDIV_MASK) >> CPM_CPCCR_MDIV_BIT) -#define __cpm_get_ldiv() \ - ((REG_CPM_CPCCR & CPM_CPCCR_LDIV_MASK) >> CPM_CPCCR_LDIV_BIT) -#define __cpm_get_udiv() \ - ((REG_CPM_CPCCR & CPM_CPCCR_UDIV_MASK) >> CPM_CPCCR_UDIV_BIT) -#define __cpm_get_i2sdiv() \ - ((REG_CPM_I2SCDR & CPM_I2SCDR_I2SDIV_MASK) >> CPM_I2SCDR_I2SDIV_BIT) -#define __cpm_get_pixdiv() \ - ((REG_CPM_LPCDR & CPM_LPCDR_PIXDIV_MASK) >> CPM_LPCDR_PIXDIV_BIT) -#define __cpm_get_mscdiv() \ - ((REG_CPM_MSCCDR & CPM_MSCCDR_MSCDIV_MASK) >> CPM_MSCCDR_MSCDIV_BIT) -#define __cpm_get_uhcdiv() \ - ((REG_CPM_UHCCDR & CPM_UHCCDR_UHCDIV_MASK) >> CPM_UHCCDR_UHCDIV_BIT) -#define __cpm_get_ssidiv() \ - ((REG_CPM_SSICCDR & CPM_SSICDR_SSICDIV_MASK) >> CPM_SSICDR_SSIDIV_BIT) - -#define __cpm_set_cdiv(v) \ - (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_CDIV_MASK) | ((v) << (CPM_CPCCR_CDIV_BIT))) -#define __cpm_set_hdiv(v) \ - (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_HDIV_MASK) | ((v) << (CPM_CPCCR_HDIV_BIT))) -#define __cpm_set_pdiv(v) \ - (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_PDIV_MASK) | ((v) << (CPM_CPCCR_PDIV_BIT))) -#define __cpm_set_mdiv(v) \ - (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_MDIV_MASK) | ((v) << (CPM_CPCCR_MDIV_BIT))) -#define __cpm_set_ldiv(v) \ - (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_LDIV_MASK) | ((v) << (CPM_CPCCR_LDIV_BIT))) -#define __cpm_set_udiv(v) \ - (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_UDIV_MASK) | ((v) << (CPM_CPCCR_UDIV_BIT))) -#define __cpm_set_i2sdiv(v) \ - (REG_CPM_I2SCDR = (REG_CPM_I2SCDR & ~CPM_I2SCDR_I2SDIV_MASK) | ((v) << (CPM_I2SCDR_I2SDIV_BIT))) -#define __cpm_set_pixdiv(v) \ - (REG_CPM_LPCDR = (REG_CPM_LPCDR & ~CPM_LPCDR_PIXDIV_MASK) | ((v) << (CPM_LPCDR_PIXDIV_BIT))) -#define __cpm_set_mscdiv(v) \ - (REG_CPM_MSCCDR = (REG_CPM_MSCCDR & ~CPM_MSCCDR_MSCDIV_MASK) | ((v) << (CPM_MSCCDR_MSCDIV_BIT))) -#define __cpm_set_uhcdiv(v) \ - (REG_CPM_UHCCDR = (REG_CPM_UHCCDR & ~CPM_UHCCDR_UHCDIV_MASK) | ((v) << (CPM_UHCCDR_UHCDIV_BIT))) -#define __cpm_ssiclk_select_exclk() \ - (REG_CPM_SSICDR &= ~CPM_SSICDR_SCS) -#define __cpm_ssiclk_select_pllout() \ - (REG_CPM_SSICDR |= CPM_SSICDR_SCS) -#define __cpm_set_ssidiv(v) \ - (REG_CPM_SSICDR = (REG_CPM_SSICDR & ~CPM_SSICDR_SSIDIV_MASK) | ((v) << (CPM_SSICDR_SSIDIV_BIT))) - -#define __cpm_select_i2sclk_exclk() (REG_CPM_CPCCR &= ~CPM_CPCCR_I2CS) -#define __cpm_select_i2sclk_pll() (REG_CPM_CPCCR |= CPM_CPCCR_I2CS) -#define __cpm_enable_cko() (REG_CPM_CPCCR |= CPM_CPCCR_CLKOEN) -#define __cpm_select_usbclk_exclk() (REG_CPM_CPCCR &= ~CPM_CPCCR_UCS) -#define __cpm_select_usbclk_pll() (REG_CPM_CPCCR |= CPM_CPCCR_UCS) -#define __cpm_enable_pll_change() (REG_CPM_CPCCR |= CPM_CPCCR_CE) -#define __cpm_pllout_direct() (REG_CPM_CPCCR |= CPM_CPCCR_PCS) -#define __cpm_pllout_div2() (REG_CPM_CPCCR &= ~CPM_CPCCR_PCS) - -#define __cpm_pll_is_on() (REG_CPM_CPPCR & CPM_CPPCR_PLLS) -#define __cpm_pll_bypass() (REG_CPM_CPPCR |= CPM_CPPCR_PLLBP) -#define __cpm_pll_enable() (REG_CPM_CPPCR |= CPM_CPPCR_PLLEN) - -#define __cpm_get_cclk_doze_duty() \ - ((REG_CPM_LCR & CPM_LCR_DOZE_DUTY_MASK) >> CPM_LCR_DOZE_DUTY_BIT) -#define __cpm_set_cclk_doze_duty(v) \ - (REG_CPM_LCR = (REG_CPM_LCR & ~CPM_LCR_DOZE_DUTY_MASK) | ((v) << (CPM_LCR_DOZE_DUTY_BIT))) - -#define __cpm_doze_mode() (REG_CPM_LCR |= CPM_LCR_DOZE_ON) -#define __cpm_idle_mode() \ - (REG_CPM_LCR = (REG_CPM_LCR & ~CPM_LCR_LPM_MASK) | CPM_LCR_LPM_IDLE) -#define __cpm_sleep_mode() \ - (REG_CPM_LCR = (REG_CPM_LCR & ~CPM_LCR_LPM_MASK) | CPM_LCR_LPM_SLEEP) - -#define __cpm_stop_all() (REG_CPM_CLKGR = 0x7fff) -#define __cpm_stop_uart1() (REG_CPM_CLKGR |= CPM_CLKGR_UART1) -#define __cpm_stop_uhc() (REG_CPM_CLKGR |= CPM_CLKGR_UHC) -#define __cpm_stop_ipu() (REG_CPM_CLKGR |= CPM_CLKGR_IPU) -#define __cpm_stop_dmac() (REG_CPM_CLKGR |= CPM_CLKGR_DMAC) -#define __cpm_stop_udc() (REG_CPM_CLKGR |= CPM_CLKGR_UDC) -#define __cpm_stop_lcd() (REG_CPM_CLKGR |= CPM_CLKGR_LCD) -#define __cpm_stop_cim() (REG_CPM_CLKGR |= CPM_CLKGR_CIM) -#define __cpm_stop_sadc() (REG_CPM_CLKGR |= CPM_CLKGR_SADC) -#define __cpm_stop_msc() (REG_CPM_CLKGR |= CPM_CLKGR_MSC) -#define __cpm_stop_aic1() (REG_CPM_CLKGR |= CPM_CLKGR_AIC1) -#define __cpm_stop_aic2() (REG_CPM_CLKGR |= CPM_CLKGR_AIC2) -#define __cpm_stop_ssi() (REG_CPM_CLKGR |= CPM_CLKGR_SSI) -#define __cpm_stop_i2c() (REG_CPM_CLKGR |= CPM_CLKGR_I2C) -#define __cpm_stop_rtc() (REG_CPM_CLKGR |= CPM_CLKGR_RTC) -#define __cpm_stop_tcu() (REG_CPM_CLKGR |= CPM_CLKGR_TCU) -#define __cpm_stop_uart0() (REG_CPM_CLKGR |= CPM_CLKGR_UART0) - -#define __cpm_start_all() (REG_CPM_CLKGR = 0x0) -#define __cpm_start_uart1() (REG_CPM_CLKGR &= ~CPM_CLKGR_UART1) -#define __cpm_start_uhc() (REG_CPM_CLKGR &= ~CPM_CLKGR_UHC) -#define __cpm_start_ipu() (REG_CPM_CLKGR &= ~CPM_CLKGR_IPU) -#define __cpm_start_dmac() (REG_CPM_CLKGR &= ~CPM_CLKGR_DMAC) -#define __cpm_start_udc() (REG_CPM_CLKGR &= ~CPM_CLKGR_UDC) -#define __cpm_start_lcd() (REG_CPM_CLKGR &= ~CPM_CLKGR_LCD) -#define __cpm_start_cim() (REG_CPM_CLKGR &= ~CPM_CLKGR_CIM) -#define __cpm_start_sadc() (REG_CPM_CLKGR &= ~CPM_CLKGR_SADC) -#define __cpm_start_msc() (REG_CPM_CLKGR &= ~CPM_CLKGR_MSC) -#define __cpm_start_aic1() (REG_CPM_CLKGR &= ~CPM_CLKGR_AIC1) -#define __cpm_start_aic2() (REG_CPM_CLKGR &= ~CPM_CLKGR_AIC2) -#define __cpm_start_ssi() (REG_CPM_CLKGR &= ~CPM_CLKGR_SSI) -#define __cpm_start_i2c() (REG_CPM_CLKGR &= ~CPM_CLKGR_I2C) -#define __cpm_start_rtc() (REG_CPM_CLKGR &= ~CPM_CLKGR_RTC) -#define __cpm_start_tcu() (REG_CPM_CLKGR &= ~CPM_CLKGR_TCU) -#define __cpm_start_uart0() (REG_CPM_CLKGR &= ~CPM_CLKGR_UART0) - -#define __cpm_get_o1st() \ - ((REG_CPM_SCR & CPM_SCR_O1ST_MASK) >> CPM_SCR_O1ST_BIT) -#define __cpm_set_o1st(v) \ - (REG_CPM_SCR = (REG_CPM_SCR & ~CPM_SCR_O1ST_MASK) | ((v) << (CPM_SCR_O1ST_BIT))) -#define __cpm_suspend_usbphy() (REG_CPM_SCR |= CPM_SCR_USBPHY_SUSPEND) -#define __cpm_enable_osc_in_sleep() (REG_CPM_SCR |= CPM_SCR_OSC_ENABLE) - - - -/* - * JZ4740 clocks structure - */ -typedef struct { - unsigned int cclk; /* CPU clock */ - unsigned int hclk; /* System bus clock */ - unsigned int pclk; /* Peripheral bus clock */ - unsigned int mclk; /* Flash/SRAM/SDRAM clock */ - unsigned int lcdclk; /* LCDC module clock */ - unsigned int pixclk; /* LCD pixel clock */ - unsigned int i2sclk; /* AIC module clock */ - unsigned int usbclk; /* USB module clock */ - unsigned int mscclk; /* MSC module clock */ - unsigned int extalclk; /* EXTAL clock for UART,I2C,SSI,TCU,USB-PHY */ - unsigned int rtcclk; /* RTC clock for CPM,INTC,RTC,TCU,WDT */ -} jz_clocks_t; - -extern jz_clocks_t jz_clocks; - - -/* PLL output frequency */ -static __inline__ unsigned int __cpm_get_pllout(void) -{ - unsigned long m, n, no, pllout; - unsigned long cppcr = REG_CPM_CPPCR; - unsigned long od[4] = {1, 2, 2, 4}; - if ((cppcr & CPM_CPPCR_PLLEN) && !(cppcr & CPM_CPPCR_PLLBP)) { - m = __cpm_get_pllm() + 2; - n = __cpm_get_plln() + 2; - no = od[__cpm_get_pllod()]; - pllout = ((JZ_EXTAL) / (n * no)) * m; - } else - pllout = JZ_EXTAL; - return pllout; -} - -/* PLL output frequency for MSC/I2S/LCD/USB */ -static __inline__ unsigned int __cpm_get_pllout2(void) -{ - if (REG_CPM_CPCCR & CPM_CPCCR_PCS) - return __cpm_get_pllout(); - else - return __cpm_get_pllout()/2; -} - -/* CPU core clock */ -static __inline__ unsigned int __cpm_get_cclk(void) -{ - int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; - - return __cpm_get_pllout() / div[__cpm_get_cdiv()]; -} - -/* AHB system bus clock */ -static __inline__ unsigned int __cpm_get_hclk(void) -{ - int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; - - return __cpm_get_pllout() / div[__cpm_get_hdiv()]; -} - -/* Memory bus clock */ -static __inline__ unsigned int __cpm_get_mclk(void) -{ - int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; - - return __cpm_get_pllout() / div[__cpm_get_mdiv()]; -} - -/* APB peripheral bus clock */ -static __inline__ unsigned int __cpm_get_pclk(void) -{ - int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; - - return __cpm_get_pllout() / div[__cpm_get_pdiv()]; -} - -/* LCDC module clock */ -static __inline__ unsigned int __cpm_get_lcdclk(void) -{ - return __cpm_get_pllout2() / (__cpm_get_ldiv() + 1); -} - -/* LCD pixel clock */ -static __inline__ unsigned int __cpm_get_pixclk(void) -{ - return __cpm_get_pllout2() / (__cpm_get_pixdiv() + 1); -} - -/* I2S clock */ -static __inline__ unsigned int __cpm_get_i2sclk(void) -{ - if (REG_CPM_CPCCR & CPM_CPCCR_I2CS) { - return __cpm_get_pllout2() / (__cpm_get_i2sdiv() + 1); - } - else { - return JZ_EXTAL; - } -} - -/* USB clock */ -static __inline__ unsigned int __cpm_get_usbclk(void) +enum jz4740_wait_mode { - if (REG_CPM_CPCCR & CPM_CPCCR_UCS) { - return __cpm_get_pllout2() / (__cpm_get_udiv() + 1); - } - else { - return JZ_EXTAL; - } -} - -/* MSC clock */ -static __inline__ unsigned int __cpm_get_mscclk(void) -{ - return __cpm_get_pllout2() / (__cpm_get_mscdiv() + 1); -} - -/* EXTAL clock for UART,I2C,SSI,TCU,USB-PHY */ -static __inline__ unsigned int __cpm_get_extalclk(void) -{ - return JZ_EXTAL; -} - -/* RTC clock for CPM,INTC,RTC,TCU,WDT */ -static __inline__ unsigned int __cpm_get_rtcclk(void) -{ - return JZ_EXTAL_RTC; -} - -/* - * Output 24MHz for SD and 16MHz for MMC. - */ -static inline void __cpm_select_msc_clk(int sd) -{ - unsigned int pllout2 = __cpm_get_pllout2(); - unsigned int div = 0; - - if (sd) { - div = pllout2 / 24000000; - } - else { - div = pllout2 / 16000000; - } - - REG_CPM_MSCCDR = div - 1; -} + JZ4740_WAIT_MODE_IDLE, + JZ4740_WAIT_MODE_SLEEP, +}; int jz_init_clocks(unsigned long ext_rate); +void jz4740_clock_set_wait_mode(enum jz4740_wait_mode mode); + +void jz4740_clock_udc_enable_auto_suspend(void); +void jz4740_clock_udc_disable_auto_suspend(void); #endif /* __ASM_JZ4740_CLOCK_H__ */ -- cgit v1.2.3