1 // SPDX-License-Identifier: BSD-3-Clause
19 /* PMIC Arbiter configuration registers */
63 		return -EIO;  in msm_spmi_write()
65 		return -EIO;  in msm_spmi_write()
67 	channel = priv->channel_map[usid][pid];  in msm_spmi_write()
70 	writel(0x0, priv->spmi_core + SPMI_CH_OFFSET(channel) +  in msm_spmi_write()
74 	writel(val, priv->spmi_core + SPMI_CH_OFFSET(channel) + SPMI_REG_WDATA);  in msm_spmi_write()
84 	writel(reg, priv->spmi_core + SPMI_CH_OFFSET(channel) + SPMI_REG_CMD0);  in msm_spmi_write()
89 		reg = readl(priv->spmi_core + SPMI_CH_OFFSET(channel) +  in msm_spmi_write()
95 		return -EIO;  in msm_spmi_write()
108 		return -EIO;  in msm_spmi_read()
110 		return -EIO;  in msm_spmi_read()
112 	channel = priv->channel_map[usid][pid];  in msm_spmi_read()
115 	writel(0x0, priv->spmi_obs + SPMI_CH_OFFSET(channel) + SPMI_REG_CONFIG);  in msm_spmi_read()
125 	writel(reg, priv->spmi_obs + SPMI_CH_OFFSET(channel) + SPMI_REG_CMD0);  in msm_spmi_read()
130 		reg = readl(priv->spmi_obs + SPMI_CH_OFFSET(channel) +  in msm_spmi_read()
136 		return -EIO;  in msm_spmi_read()
140 	return readl(priv->spmi_obs + SPMI_CH_OFFSET(channel) +  in msm_spmi_read()
151 	struct udevice *parent = dev->parent;  in msm_spmi_probe()
158 	priv->arb_chnl = devfdt_get_addr(dev);  in msm_spmi_probe()
159 	priv->spmi_core = fdtdec_get_addr_size_auto_parent(gd->fdt_blob,  in msm_spmi_probe()
161 	priv->spmi_obs = fdtdec_get_addr_size_auto_parent(gd->fdt_blob,  in msm_spmi_probe()
164 	hw_ver = readl(priv->arb_chnl + PMIC_ARB_VERSION - 0x800);  in msm_spmi_probe()
167 	dev_dbg(dev, "PMIC Arb Version-%d (0x%x)\n", (is_v1 ? 1 : 2), hw_ver);  in msm_spmi_probe()
169 	if (priv->arb_chnl == FDT_ADDR_T_NONE ||  in msm_spmi_probe()
170 	    priv->spmi_core == FDT_ADDR_T_NONE ||  in msm_spmi_probe()
171 	    priv->spmi_obs == FDT_ADDR_T_NONE)  in msm_spmi_probe()
172 		return -EINVAL;  in msm_spmi_probe()
176 		uint32_t periph = readl(priv->arb_chnl + ARB_CHANNEL_OFFSET(i));  in msm_spmi_probe()
180 		priv->channel_map[slave_id][pid] = i;  in msm_spmi_probe()
186 	{ .compatible = "qcom,spmi-pmic-arb" },