[PATCH v2 3/5] OMAP4: hwmod: add I2C hwmods for OMAP4430

Rajendra Nayak
2010-09-17T14:37:17Z

Add hwmod structures for I2C controllers on OMAP4430.

Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
---
This patch is extracted from the below patch
OMAP4: hwmod: Add initial data for OMAP4430 ES1 & ES2
https://patchwork.kernel.org/patch/117347/

arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 237 ++++++++++++++++++++++++++++
1 files changed, 237 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index e20b0ee..2cb63fc 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -383,6 +383,238 @@ static struct omap_hwmod omap44xx_l4_wkup_hwmod = {
};

/*
+ * 'i2c' class
+ * multimaster high-speed i2c controller
+ */
+
+static struct omap_hwmod_class_sysconfig omap44xx_i2c_sysc = {
+ .sysc_offs = 0x0010,
+ .syss_offs = 0x0090,
+ .sysc_flags = (SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class omap44xx_i2c_hwmod_class = {
+ .name = "i2c",
+ .sysc = &omap44xx_i2c_sysc,
+};
+
+/* i2c1 */
+static struct omap_hwmod omap44xx_i2c1_hwmod;
+static struct omap_hwmod_irq_info omap44xx_i2c1_irqs[] = {
+ { .irq = 56 + OMAP44XX_IRQ_GIC_START },
+};
+
+static struct omap_hwmod_dma_info omap44xx_i2c1_sdma_reqs[] = {
+ { .name = "tx", .dma_req = 26 + OMAP44XX_DMA_REQ_START },
+ { .name = "rx", .dma_req = 27 + OMAP44XX_DMA_REQ_START },
+};
+
+static struct omap_hwmod_addr_space omap44xx_i2c1_addrs[] = {
+ {
+ .pa_start = 0x48070000,
+ .pa_end = 0x480700ff,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_per -> i2c1 */
+static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c1 = {
+ .master = &omap44xx_l4_per_hwmod,
+ .slave = &omap44xx_i2c1_hwmod,
+ .clk = "l4_div_ck",
+ .addr = omap44xx_i2c1_addrs,
+ .addr_cnt = ARRAY_SIZE(omap44xx_i2c1_addrs),
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* i2c1 slave ports */
+static struct omap_hwmod_ocp_if *omap44xx_i2c1_slaves[] = {
+ &omap44xx_l4_per__i2c1,
+};
+
+static struct omap_hwmod omap44xx_i2c1_hwmod = {
+ .name = "i2c1",
+ .class = &omap44xx_i2c_hwmod_class,
+ .flags = HWMOD_INIT_NO_RESET,
+ .mpu_irqs = omap44xx_i2c1_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c1_irqs),
+ .sdma_reqs = omap44xx_i2c1_sdma_reqs,
+ .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c1_sdma_reqs),
+ .main_clk = "i2c1_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_reg = OMAP4430_CM_L4PER_I2C1_CLKCTRL,
+ },
+ },
+ .slaves = omap44xx_i2c1_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap44xx_i2c1_slaves),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
+};
+
+/* i2c2 */
+static struct omap_hwmod omap44xx_i2c2_hwmod;
+static struct omap_hwmod_irq_info omap44xx_i2c2_irqs[] = {
+ { .irq = 57 + OMAP44XX_IRQ_GIC_START },
+};
+
+static struct omap_hwmod_dma_info omap44xx_i2c2_sdma_reqs[] = {
+ { .name = "tx", .dma_req = 28 + OMAP44XX_DMA_REQ_START },
+ { .name = "rx", .dma_req = 29 + OMAP44XX_DMA_REQ_START },
+};
+
+static struct omap_hwmod_addr_space omap44xx_i2c2_addrs[] = {
+ {
+ .pa_start = 0x48072000,
+ .pa_end = 0x480720ff,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_per -> i2c2 */
+static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c2 = {
+ .master = &omap44xx_l4_per_hwmod,
+ .slave = &omap44xx_i2c2_hwmod,
+ .clk = "l4_div_ck",
+ .addr = omap44xx_i2c2_addrs,
+ .addr_cnt = ARRAY_SIZE(omap44xx_i2c2_addrs),
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* i2c2 slave ports */
+static struct omap_hwmod_ocp_if *omap44xx_i2c2_slaves[] = {
+ &omap44xx_l4_per__i2c2,
+};
+
+static struct omap_hwmod omap44xx_i2c2_hwmod = {
+ .name = "i2c2",
+ .class = &omap44xx_i2c_hwmod_class,
+ .flags = HWMOD_INIT_NO_RESET,
+ .mpu_irqs = omap44xx_i2c2_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c2_irqs),
+ .sdma_reqs = omap44xx_i2c2_sdma_reqs,
+ .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c2_sdma_reqs),
+ .main_clk = "i2c2_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_reg = OMAP4430_CM_L4PER_I2C2_CLKCTRL,
+ },
+ },
+ .slaves = omap44xx_i2c2_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap44xx_i2c2_slaves),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
+};
+
+/* i2c3 */
+static struct omap_hwmod omap44xx_i2c3_hwmod;
+static struct omap_hwmod_irq_info omap44xx_i2c3_irqs[] = {
+ { .irq = 61 + OMAP44XX_IRQ_GIC_START },
+};
+
+static struct omap_hwmod_dma_info omap44xx_i2c3_sdma_reqs[] = {
+ { .name = "tx", .dma_req = 24 + OMAP44XX_DMA_REQ_START },
+ { .name = "rx", .dma_req = 25 + OMAP44XX_DMA_REQ_START },
+};
+
+static struct omap_hwmod_addr_space omap44xx_i2c3_addrs[] = {
+ {
+ .pa_start = 0x48060000,
+ .pa_end = 0x480600ff,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_per -> i2c3 */
+static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c3 = {
+ .master = &omap44xx_l4_per_hwmod,
+ .slave = &omap44xx_i2c3_hwmod,
+ .clk = "l4_div_ck",
+ .addr = omap44xx_i2c3_addrs,
+ .addr_cnt = ARRAY_SIZE(omap44xx_i2c3_addrs),
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* i2c3 slave ports */
+static struct omap_hwmod_ocp_if *omap44xx_i2c3_slaves[] = {
+ &omap44xx_l4_per__i2c3,
+};
+
+static struct omap_hwmod omap44xx_i2c3_hwmod = {
+ .name = "i2c3",
+ .class = &omap44xx_i2c_hwmod_class,
+ .flags = HWMOD_INIT_NO_RESET,
+ .mpu_irqs = omap44xx_i2c3_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c3_irqs),
+ .sdma_reqs = omap44xx_i2c3_sdma_reqs,
+ .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c3_sdma_reqs),
+ .main_clk = "i2c3_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_reg = OMAP4430_CM_L4PER_I2C3_CLKCTRL,
+ },
+ },
+ .slaves = omap44xx_i2c3_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap44xx_i2c3_slaves),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
+};
+
+/* i2c4 */
+static struct omap_hwmod omap44xx_i2c4_hwmod;
+static struct omap_hwmod_irq_info omap44xx_i2c4_irqs[] = {
+ { .irq = 62 + OMAP44XX_IRQ_GIC_START },
+};
+
+static struct omap_hwmod_dma_info omap44xx_i2c4_sdma_reqs[] = {
+ { .name = "tx", .dma_req = 123 + OMAP44XX_DMA_REQ_START },
+ { .name = "rx", .dma_req = 124 + OMAP44XX_DMA_REQ_START },
+};
+
+static struct omap_hwmod_addr_space omap44xx_i2c4_addrs[] = {
+ {
+ .pa_start = 0x48350000,
+ .pa_end = 0x483500ff,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_per -> i2c4 */
+static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c4 = {
+ .master = &omap44xx_l4_per_hwmod,
+ .slave = &omap44xx_i2c4_hwmod,
+ .clk = "l4_div_ck",
+ .addr = omap44xx_i2c4_addrs,
+ .addr_cnt = ARRAY_SIZE(omap44xx_i2c4_addrs),
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* i2c4 slave ports */
+static struct omap_hwmod_ocp_if *omap44xx_i2c4_slaves[] = {
+ &omap44xx_l4_per__i2c4,
+};
+
+static struct omap_hwmod omap44xx_i2c4_hwmod = {
+ .name = "i2c4",
+ .class = &omap44xx_i2c_hwmod_class,
+ .flags = HWMOD_INIT_NO_RESET,
+ .mpu_irqs = omap44xx_i2c4_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c4_irqs),
+ .sdma_reqs = omap44xx_i2c4_sdma_reqs,
+ .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c4_sdma_reqs),
+ .main_clk = "i2c4_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_reg = OMAP4430_CM_L4PER_I2C4_CLKCTRL,
+ },
+ },
+ .slaves = omap44xx_i2c4_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap44xx_i2c4_slaves),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
+};
+
+/*
* 'mpu_bus' class
* instance(s): mpu_private
*/
@@ -467,6 +699,11 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
&omap44xx_l4_cfg_hwmod,
&omap44xx_l4_per_hwmod,
&omap44xx_l4_wkup_hwmod,
+ /* i2c class */
+ &omap44xx_i2c1_hwmod,
+ &omap44xx_i2c2_hwmod,
+ &omap44xx_i2c3_hwmod,
+ &omap44xx_i2c4_hwmod,
/* mpu_bus class */
&omap44xx_mpu_private_hwmod,

--
1.7.0.4