[PATCH v4 03/11] ARM: OMAP2+: hwmod: AM335x: runtime register update
Afzal Mohammed
afzal at ti.com
Thu Sep 26 05:32:35 EDT 2013
Most of IP's in AM335x is present on AM43x and so in those cases both
will use same hwmod database (except for a few cases where clock related
details differ), but there is difference w.r.t register offset between
these. Update register offsets at runtime based on the SoC detected to
help in sharing otherwise same hwmod.
Signed-off-by: Afzal Mohammed <afzal at ti.com>
---
.../mach-omap2/omap_hwmod_33xx_43xx_common_data.h | 2 +
.../mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c | 77 ++++++++++++++++++++++
arch/arm/mach-omap2/omap_hwmod_33xx_data.c | 1 +
3 files changed, 80 insertions(+)
diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h
index e873e72..a9a7902 100644
--- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h
+++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h
@@ -157,4 +157,6 @@ extern struct omap_hwmod_class am33xx_spi_hwmod_class;
extern struct omap_gpio_dev_attr gpio_dev_attr;
extern struct omap2_mcspi_dev_attr mcspi_attrib;
+void omap_hwmod_am33xx_reg(void);
+
#endif
diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c
index 3e70e9c..da40252 100644
--- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c
@@ -24,6 +24,10 @@
#include "prm33xx.h"
#include "omap_hwmod_33xx_43xx_common_data.h"
+#define CLKCTRL(oh, clkctrl) ((oh).prcm.omap4.clkctrl_offs = (clkctrl))
+#define RSTCTRL(oh, rstctrl) ((oh).prcm.omap4.rstctrl_offs = (rstctrl))
+#define RSTST(oh, rstst) ((oh).prcm.omap4.rstst_offs = (rstst))
+
/*
* 'l3' class
* instance(s): l3_main, l3_s, l3_instr
@@ -1360,3 +1364,76 @@ struct omap_hwmod am33xx_wd_timer1_hwmod = {
},
},
};
+
+static void omap_hwmod_am33xx_clkctrl(void)
+{
+ CLKCTRL(am33xx_uart2_hwmod, AM33XX_CM_PER_UART1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_uart3_hwmod, AM33XX_CM_PER_UART2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_uart4_hwmod, AM33XX_CM_PER_UART3_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_uart5_hwmod, AM33XX_CM_PER_UART4_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_uart6_hwmod, AM33XX_CM_PER_UART5_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_dcan0_hwmod, AM33XX_CM_PER_DCAN0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_dcan1_hwmod, AM33XX_CM_PER_DCAN1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_elm_hwmod, AM33XX_CM_PER_ELM_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_epwmss0_hwmod, AM33XX_CM_PER_EPWMSS0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_epwmss1_hwmod, AM33XX_CM_PER_EPWMSS1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_epwmss2_hwmod, AM33XX_CM_PER_EPWMSS2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_gpio1_hwmod, AM33XX_CM_PER_GPIO1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_gpio2_hwmod, AM33XX_CM_PER_GPIO2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_gpio3_hwmod, AM33XX_CM_PER_GPIO3_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_i2c2_hwmod, AM33XX_CM_PER_I2C1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_i2c3_hwmod, AM33XX_CM_PER_I2C2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mailbox_hwmod, AM33XX_CM_PER_MAILBOX0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mcasp0_hwmod, AM33XX_CM_PER_MCASP0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mcasp1_hwmod, AM33XX_CM_PER_MCASP1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mmc0_hwmod, AM33XX_CM_PER_MMC0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mmc1_hwmod, AM33XX_CM_PER_MMC1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_spi0_hwmod, AM33XX_CM_PER_SPI0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_spi1_hwmod, AM33XX_CM_PER_SPI1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_spinlock_hwmod, AM33XX_CM_PER_SPINLOCK_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer2_hwmod, AM33XX_CM_PER_TIMER2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer3_hwmod, AM33XX_CM_PER_TIMER3_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer4_hwmod, AM33XX_CM_PER_TIMER4_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer5_hwmod, AM33XX_CM_PER_TIMER5_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer6_hwmod, AM33XX_CM_PER_TIMER6_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer7_hwmod, AM33XX_CM_PER_TIMER7_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_smartreflex0_hwmod,
+ AM33XX_CM_WKUP_SMARTREFLEX0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_smartreflex1_hwmod,
+ AM33XX_CM_WKUP_SMARTREFLEX1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_uart1_hwmod, AM33XX_CM_WKUP_UART0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_timer1_hwmod, AM33XX_CM_WKUP_TIMER1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_i2c1_hwmod, AM33XX_CM_WKUP_I2C0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_wd_timer1_hwmod, AM33XX_CM_WKUP_WDT1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_rtc_hwmod, AM33XX_CM_RTC_RTC_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mmc2_hwmod, AM33XX_CM_PER_MMC2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_gpmc_hwmod, AM33XX_CM_PER_GPMC_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_l4_ls_hwmod, AM33XX_CM_PER_L4LS_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_l4_wkup_hwmod, AM33XX_CM_WKUP_L4WKUP_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_l3_main_hwmod, AM33XX_CM_PER_L3_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_tpcc_hwmod, AM33XX_CM_PER_TPCC_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_tptc0_hwmod, AM33XX_CM_PER_TPTC0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_tptc1_hwmod, AM33XX_CM_PER_TPTC1_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_tptc2_hwmod, AM33XX_CM_PER_TPTC2_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_gfx_hwmod, AM33XX_CM_GFX_GFX_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_cpgmac0_hwmod, AM33XX_CM_PER_CPGMAC0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_pruss_hwmod, AM33XX_CM_PER_PRUSS_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_mpu_hwmod , AM33XX_CM_MPU_MPU_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_l3_instr_hwmod , AM33XX_CM_PER_L3_INSTR_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_ocmcram_hwmod , AM33XX_CM_PER_OCMCRAM_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_sha0_hwmod , AM33XX_CM_PER_SHA0_CLKCTRL_OFFSET);
+ CLKCTRL(am33xx_aes0_hwmod , AM33XX_CM_PER_AES0_CLKCTRL_OFFSET);
+}
+
+static void omap_hwmod_am33xx_rst(void)
+{
+ RSTCTRL(am33xx_pruss_hwmod, AM33XX_RM_PER_RSTCTRL_OFFSET);
+ RSTCTRL(am33xx_gfx_hwmod, AM33XX_RM_GFX_RSTCTRL_OFFSET);
+ RSTST(am33xx_gfx_hwmod, AM33XX_RM_GFX_RSTST_OFFSET);
+}
+
+void omap_hwmod_am33xx_reg(void)
+{
+ omap_hwmod_am33xx_clkctrl();
+ omap_hwmod_am33xx_rst();
+}
diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
index a7707ef..87cb9a8 100644
--- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
@@ -601,6 +601,7 @@ static struct omap_hwmod_ocp_if *am33xx_hwmod_ocp_ifs[] __initdata = {
int __init am33xx_hwmod_init(void)
{
+ omap_hwmod_am33xx_reg();
omap_hwmod_init();
return omap_hwmod_register_links(am33xx_hwmod_ocp_ifs);
}
--
1.8.3.4
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