OMAP4: hwmod: add I2C hwmods for OMAP4430

Add hwmod structures for I2C controllers on OMAP4430.
Signed-off-by: NBenoit Cousson <b-cousson@ti.com>
Signed-off-by: NRajendra Nayak <rnayak@ti.com>
Signed-off-by: NKevin Hilman <khilman@deeprootsystems.com>

arch/arm/mach-omap2/omap_hwmod_44xx_data.c

@@ -382,6 +382,238 @@ static struct omap_hwmod omap44xx_l4_wkup_hwmod = {
 	.omap_chip	= OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
 };
 
+/*
+ * '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
@@ -826,6 +1058,11 @@ 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,