3  * camss-csiphy-2ph-1-0.c
5  * Qualcomm MSM Camera Subsystem - CSIPHY Module 2phase v1.0
11 #include "camss-csiphy.h"
43 static void csiphy_hw_version_read(struct csiphy_device *csiphy,  in csiphy_hw_version_read()  argument
46 	u8 hw_version = readl_relaxed(csiphy->base +  in csiphy_hw_version_read()
49 	dev_dbg(dev, "CSIPHY HW Version = 0x%02x\n", hw_version);  in csiphy_hw_version_read()
53  * csiphy_reset - Perform software reset on CSIPHY module
54  * @csiphy: CSIPHY device
56 static void csiphy_reset(struct csiphy_device *csiphy)  in csiphy_reset()  argument
58 	writel_relaxed(0x1, csiphy->base + CAMSS_CSI_PHY_GLBL_RESET);  in csiphy_reset()
60 	writel_relaxed(0x0, csiphy->base + CAMSS_CSI_PHY_GLBL_RESET);  in csiphy_reset()
97 static void csiphy_lanes_enable(struct csiphy_device *csiphy,  in csiphy_lanes_enable()  argument
106 	settle_cnt = csiphy_settle_cnt_calc(link_freq, csiphy->timer_clk_rate);  in csiphy_lanes_enable()
108 	writel_relaxed(0x1, csiphy->base +  in csiphy_lanes_enable()
110 	writel_relaxed(0x1, csiphy->base +  in csiphy_lanes_enable()
115 	writel_relaxed(val, csiphy->base + CAMSS_CSI_PHY_GLBL_PWR_CFG);  in csiphy_lanes_enable()
118 	writel_relaxed(val, csiphy->base + CAMSS_CSI_PHY_GLBL_RESET);  in csiphy_lanes_enable()
126 		writel_relaxed(0x10, csiphy->base +  in csiphy_lanes_enable()
128 		writel_relaxed(settle_cnt, csiphy->base +  in csiphy_lanes_enable()
130 		writel_relaxed(0x3f, csiphy->base +  in csiphy_lanes_enable()
132 		writel_relaxed(0x3f, csiphy->base +  in csiphy_lanes_enable()
137 static void csiphy_lanes_disable(struct csiphy_device *csiphy,  in csiphy_lanes_disable()  argument
150 		writel_relaxed(0x0, csiphy->base +  in csiphy_lanes_disable()
154 	writel_relaxed(0x0, csiphy->base + CAMSS_CSI_PHY_GLBL_PWR_CFG);  in csiphy_lanes_disable()
158  * csiphy_isr - CSIPHY module interrupt handler
160  * @dev: CSIPHY device
166 	struct csiphy_device *csiphy = dev;  in csiphy_isr()  local
170 		u8 val = readl_relaxed(csiphy->base +  in csiphy_isr()
172 		writel_relaxed(val, csiphy->base +  in csiphy_isr()
174 		writel_relaxed(0x1, csiphy->base + CAMSS_CSI_PHY_GLBL_IRQ_CMD);  in csiphy_isr()
175 		writel_relaxed(0x0, csiphy->base + CAMSS_CSI_PHY_GLBL_IRQ_CMD);  in csiphy_isr()
176 		writel_relaxed(0x0, csiphy->base +  in csiphy_isr()