forked from ~ljy/RK356X_SDK_RELEASE
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2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777 
 kernel/drivers/clk/imx/clk-imx27.c
....@@ -3,6 +3,7 @@
33 #include <linux/clk-provider.h>
44 #include <linux/clkdev.h>
55 #include <linux/err.h>
6
+#include <linux/io.h>
67 #include <linux/of.h>
78 #include <linux/of_address.h>
89 #include <dt-bindings/clock/imx27-clock.h>
....@@ -47,17 +48,6 @@
4748 
4849 static struct clk *clk[IMX27_CLK_MAX];
4950 static struct clk_onecell_data clk_data;
50
-
51
-static struct clk ** const uart_clks[] __initconst = {
52
-	&clk[IMX27_CLK_PER1_GATE],
53
-	&clk[IMX27_CLK_UART1_IPG_GATE],
54
-	&clk[IMX27_CLK_UART2_IPG_GATE],
55
-	&clk[IMX27_CLK_UART3_IPG_GATE],
56
-	&clk[IMX27_CLK_UART4_IPG_GATE],
57
-	&clk[IMX27_CLK_UART5_IPG_GATE],
58
-	&clk[IMX27_CLK_UART6_IPG_GATE],
59
-	NULL
60
-};
6151 
6252 static void __init _mx27_clocks_init(unsigned long fref)
6353 {
....@@ -175,82 +165,9 @@
175165 
176166 	clk_prepare_enable(clk[IMX27_CLK_EMI_AHB_GATE]);
177167 
178
-	imx_register_uart_clocks(uart_clks);
168
+	imx_register_uart_clocks(7);
179169 
180170 	imx_print_silicon_rev("i.MX27", mx27_revision());
181
-}
182
-
183
-int __init mx27_clocks_init(unsigned long fref)
184
-{
185
-	ccm = ioremap(MX27_CCM_BASE_ADDR, SZ_4K);
186
-
187
-	_mx27_clocks_init(fref);
188
-
189
-	clk_register_clkdev(clk[IMX27_CLK_UART1_IPG_GATE], "ipg", "imx21-uart.0");
190
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.0");
191
-	clk_register_clkdev(clk[IMX27_CLK_UART2_IPG_GATE], "ipg", "imx21-uart.1");
192
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.1");
193
-	clk_register_clkdev(clk[IMX27_CLK_UART3_IPG_GATE], "ipg", "imx21-uart.2");
194
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.2");
195
-	clk_register_clkdev(clk[IMX27_CLK_UART4_IPG_GATE], "ipg", "imx21-uart.3");
196
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.3");
197
-	clk_register_clkdev(clk[IMX27_CLK_UART5_IPG_GATE], "ipg", "imx21-uart.4");
198
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.4");
199
-	clk_register_clkdev(clk[IMX27_CLK_UART6_IPG_GATE], "ipg", "imx21-uart.5");
200
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.5");
201
-	clk_register_clkdev(clk[IMX27_CLK_GPT1_IPG_GATE], "ipg", "imx-gpt.0");
202
-	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx-gpt.0");
203
-	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx21-mmc.0");
204
-	clk_register_clkdev(clk[IMX27_CLK_SDHC1_IPG_GATE], "ipg", "imx21-mmc.0");
205
-	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx21-mmc.1");
206
-	clk_register_clkdev(clk[IMX27_CLK_SDHC2_IPG_GATE], "ipg", "imx21-mmc.1");
207
-	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx21-mmc.2");
208
-	clk_register_clkdev(clk[IMX27_CLK_SDHC2_IPG_GATE], "ipg", "imx21-mmc.2");
209
-	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx27-cspi.0");
210
-	clk_register_clkdev(clk[IMX27_CLK_CSPI1_IPG_GATE], "ipg", "imx27-cspi.0");
211
-	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx27-cspi.1");
212
-	clk_register_clkdev(clk[IMX27_CLK_CSPI2_IPG_GATE], "ipg", "imx27-cspi.1");
213
-	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx27-cspi.2");
214
-	clk_register_clkdev(clk[IMX27_CLK_CSPI3_IPG_GATE], "ipg", "imx27-cspi.2");
215
-	clk_register_clkdev(clk[IMX27_CLK_PER3_GATE], "per", "imx21-fb.0");
216
-	clk_register_clkdev(clk[IMX27_CLK_LCDC_IPG_GATE], "ipg", "imx21-fb.0");
217
-	clk_register_clkdev(clk[IMX27_CLK_LCDC_AHB_GATE], "ahb", "imx21-fb.0");
218
-	clk_register_clkdev(clk[IMX27_CLK_CSI_AHB_GATE], "ahb", "imx27-camera.0");
219
-	clk_register_clkdev(clk[IMX27_CLK_PER4_GATE], "per", "imx27-camera.0");
220
-	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "imx-udc-mx27");
221
-	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "imx-udc-mx27");
222
-	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "imx-udc-mx27");
223
-	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "mxc-ehci.0");
224
-	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "mxc-ehci.0");
225
-	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "mxc-ehci.0");
226
-	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "mxc-ehci.1");
227
-	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "mxc-ehci.1");
228
-	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "mxc-ehci.1");
229
-	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "mxc-ehci.2");
230
-	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "mxc-ehci.2");
231
-	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "mxc-ehci.2");
232
-	clk_register_clkdev(clk[IMX27_CLK_SSI1_IPG_GATE], NULL, "imx-ssi.0");
233
-	clk_register_clkdev(clk[IMX27_CLK_SSI2_IPG_GATE], NULL, "imx-ssi.1");
234
-	clk_register_clkdev(clk[IMX27_CLK_NFC_BAUD_GATE], NULL, "imx27-nand.0");
235
-	clk_register_clkdev(clk[IMX27_CLK_VPU_BAUD_GATE], "per", "coda-imx27.0");
236
-	clk_register_clkdev(clk[IMX27_CLK_VPU_AHB_GATE], "ahb", "coda-imx27.0");
237
-	clk_register_clkdev(clk[IMX27_CLK_DMA_AHB_GATE], "ahb", "imx27-dma");
238
-	clk_register_clkdev(clk[IMX27_CLK_DMA_IPG_GATE], "ipg", "imx27-dma");
239
-	clk_register_clkdev(clk[IMX27_CLK_FEC_IPG_GATE], "ipg", "imx27-fec.0");
240
-	clk_register_clkdev(clk[IMX27_CLK_FEC_AHB_GATE], "ahb", "imx27-fec.0");
241
-	clk_register_clkdev(clk[IMX27_CLK_WDOG_IPG_GATE], NULL, "imx2-wdt.0");
242
-	clk_register_clkdev(clk[IMX27_CLK_I2C1_IPG_GATE], NULL, "imx21-i2c.0");
243
-	clk_register_clkdev(clk[IMX27_CLK_I2C2_IPG_GATE], NULL, "imx21-i2c.1");
244
-	clk_register_clkdev(clk[IMX27_CLK_OWIRE_IPG_GATE], NULL, "mxc_w1.0");
245
-	clk_register_clkdev(clk[IMX27_CLK_KPP_IPG_GATE], NULL, "imx-keypad");
246
-	clk_register_clkdev(clk[IMX27_CLK_EMMA_AHB_GATE], "emma-ahb", "imx27-camera.0");
247
-	clk_register_clkdev(clk[IMX27_CLK_EMMA_IPG_GATE], "emma-ipg", "imx27-camera.0");
248
-	clk_register_clkdev(clk[IMX27_CLK_EMMA_AHB_GATE], "ahb", "m2m-emmaprp.0");
249
-	clk_register_clkdev(clk[IMX27_CLK_EMMA_IPG_GATE], "ipg", "m2m-emmaprp.0");
250
-
251
-	mxc_timer_init(MX27_GPT1_BASE_ADDR, MX27_INT_GPT1, GPT_TYPE_IMX21);
252
-
253
-	return 0;
254171 }
255172 
256173 static void __init mx27_clocks_init_dt(struct device_node *np)