2 * keystone2: commands for clocks
4 * (C) Copyright 2012-2014
5 * Texas Instruments Incorporated, <www.ti.com>
7 * SPDX-License-Identifier: GPL-2.0+
12 #include <asm/arch/hardware.h>
13 #include <asm/arch/clock.h>
14 #include <asm/arch/psc_defs.h>
16 struct pll_init_data cmd_pll_data = {
23 int do_pll_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
28 if (strncmp(argv[1], "pa", 2) == 0)
29 cmd_pll_data.pll = PASS_PLL;
30 #ifndef CONFIG_SOC_K2E
31 else if (strncmp(argv[1], "arm", 3) == 0)
32 cmd_pll_data.pll = TETRIS_PLL;
34 #ifdef CONFIG_SOC_K2HK
35 else if (strncmp(argv[1], "ddr3a", 5) == 0)
36 cmd_pll_data.pll = DDR3A_PLL;
37 else if (strncmp(argv[1], "ddr3b", 5) == 0)
38 cmd_pll_data.pll = DDR3B_PLL;
40 else if (strncmp(argv[1], "ddr3", 4) == 0)
41 cmd_pll_data.pll = DDR3_PLL;
46 cmd_pll_data.pll_m = simple_strtoul(argv[2], NULL, 10);
47 cmd_pll_data.pll_d = simple_strtoul(argv[3], NULL, 10);
48 cmd_pll_data.pll_od = simple_strtoul(argv[4], NULL, 10);
50 printf("Trying to set pll %d; mult %d; div %d; OD %d\n",
51 cmd_pll_data.pll, cmd_pll_data.pll_m,
52 cmd_pll_data.pll_d, cmd_pll_data.pll_od);
53 init_pll(&cmd_pll_data);
58 return cmd_usage(cmdtp);
61 #ifdef CONFIG_SOC_K2HK
63 pllset, 5, 0, do_pll_cmd,
64 "set pll multiplier and pre divider",
65 "<pa|arm|ddr3a|ddr3b> <mult> <div> <OD>\n"
70 pllset, 5, 0, do_pll_cmd,
71 "set pll multiplier and pre divider",
72 "<pa|ddr3> <mult> <div> <OD>\n"
76 int do_getclk_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
82 goto getclk_cmd_usage;
84 clk = simple_strtoul(argv[1], NULL, 10);
86 freq = clk_get_rate(clk);
87 printf("clock index [%d] - frequency %u\n", clk, freq);
91 return cmd_usage(cmdtp);
95 getclk, 2, 0, do_getclk_cmd,
98 #ifdef CONFIG_SOC_K2HK
99 "See the 'enum clk_e' in the clock-k2hk.h for clk indexes\n"
101 #ifdef CONFIG_SOC_K2E
102 "See the 'enum clk_e' in the clock-k2e.h for clk indexes\n"
106 int do_psc_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
114 psc_module = simple_strtoul(argv[1], NULL, 10);
115 if (strcmp(argv[2], "en") == 0) {
116 res = psc_enable_module(psc_module);
117 printf("psc_enable_module(%d) - %s\n", psc_module,
118 (res) ? "ERROR" : "OK");
122 if (strcmp(argv[2], "di") == 0) {
123 res = psc_disable_module(psc_module);
124 printf("psc_disable_module(%d) - %s\n", psc_module,
125 (res) ? "ERROR" : "OK");
129 if (strcmp(argv[2], "domain") == 0) {
130 res = psc_disable_domain(psc_module);
131 printf("psc_disable_domain(%d) - %s\n", psc_module,
132 (res) ? "ERROR" : "OK");
137 return cmd_usage(cmdtp);
141 psc, 3, 0, do_psc_cmd,
142 "<enable/disable psc module os disable domain>",
143 "<mod/domain index> <en|di|domain>\n"
144 "See the hardware.h for Power and Sleep Controller (PSC) Domains\n"