clk/keystone/pll.c

66  * @pll_data: PLL driver specific data
70 	struct clk_pll_data *pll_data;
79 	struct clk_pll_data *pll_data = pll->pll_data;
87 	if (pll_data->has_pllctrl) {
88 		val = readl(pll_data->pllm);
89 		mult = (val & pll_data->pllm_lower_mask);
93 	val = readl(pll_data->pll_ctl0);
94 	mult |= ((val & pll_data->pllm_upper_mask)
95 			>> pll_data->pllm_upper_shift);
96 	prediv = (val & pll_data->plld_mask);
98 	if (!pll_data->has_pllctrl)
100 		postdiv = ((val & pll_data->clkod_mask) >>
101 				 pll_data->clkod_shift) + 1;
102 	else if (pll_data->pllod) {
103 		postdiv = readl(pll_data->pllod);
104 		postdiv = ((postdiv & pll_data->clkod_mask) >>
105 				pll_data->clkod_shift) + 1;
107 		postdiv = pll_data->postdiv;
123 			struct clk_pll_data *pll_data)
139 	pll->pll_data	= pll_data;
160 	struct clk_pll_data *pll_data;
165 	pll_data = kzalloc(sizeof(*pll_data), GFP_KERNEL);
166 	if (!pll_data) {
172 	if (of_property_read_u32(node, "fixed-postdiv",	&pll_data->postdiv)) {
174 		pll_data->clkod_mask = CLKOD_MASK;
175 		pll_data->clkod_shift = CLKOD_SHIFT;
183 		pll_data->pllod = of_iomap(node, i);
187 	pll_data->pll_ctl0 = of_iomap(node, i);
188 	if (!pll_data->pll_ctl0) {
190 		iounmap(pll_data->pllod);
194 	pll_data->pllm_lower_mask = PLLM_LOW_MASK;
195 	pll_data->pllm_upper_shift = PLLM_HIGH_SHIFT;
196 	pll_data->plld_mask = PLLD_MASK;
197 	pll_data->has_pllctrl = pllctrl;
198 	if (!pll_data->has_pllctrl) {
199 		pll_data->pllm_upper_mask = PLLM_HIGH_MASK;
201 		pll_data->pllm_upper_mask = MAIN_PLLM_HIGH_MASK;
203 		pll_data->pllm = of_iomap(node, i);
204 		if (!pll_data->pllm) {
205 			iounmap(pll_data->pll_ctl0);
206 			iounmap(pll_data->pllod);
211 	clk = clk_register_pll(NULL, node->name, parent_name, pll_data);
219 	kfree(pll_data);