.. | .. |
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17 | 17 | .reg_bits = 32, |
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18 | 18 | .reg_stride = 4, |
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19 | 19 | .val_bits = 32, |
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20 | | - .max_register = 0xffff, |
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21 | 20 | .fast_io = true, |
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22 | 21 | }; |
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23 | 22 | |
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.. | .. |
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43 | 42 | struct device *dev = &pdev->dev; |
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44 | 43 | struct device_node *node = dev->of_node, *np; |
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45 | 44 | struct regmap *regmap; |
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| 45 | + struct resource *res; |
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| 46 | + struct regmap_config reg_config = sprdclk_regmap_config; |
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46 | 47 | |
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47 | 48 | if (of_find_property(node, "sprd,syscon", NULL)) { |
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48 | 49 | regmap = syscon_regmap_lookup_by_phandle(node, "sprd,syscon"); |
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.. | .. |
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59 | 60 | return PTR_ERR(regmap); |
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60 | 61 | } |
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61 | 62 | } else { |
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62 | | - base = devm_platform_ioremap_resource(pdev, 0); |
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| 63 | + base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); |
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63 | 64 | if (IS_ERR(base)) |
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64 | 65 | return PTR_ERR(base); |
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65 | 66 | |
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| 67 | + reg_config.max_register = resource_size(res) - reg_config.reg_stride; |
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| 68 | + |
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66 | 69 | regmap = devm_regmap_init_mmio(&pdev->dev, base, |
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67 | | - &sprdclk_regmap_config); |
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| 70 | + ®_config); |
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68 | 71 | if (IS_ERR(regmap)) { |
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69 | 72 | pr_err("failed to init regmap\n"); |
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70 | 73 | return PTR_ERR(regmap); |
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