blob: 43df860ca02f7146e86671705e575e288ddc8407 [file] [log] [blame]
/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <assert.h>
#include <reg.h>
#include <err.h>
#include <clock.h>
#include <clock_pll.h>
#include <clock_lib2.h>
#include <platform/clock.h>
#include <platform/iomap.h>
#include <platform.h>
/* Mux source select values */
#define cxo_source_val 0
#define gpll0_source_val 1
#define cxo_mm_source_val 0
#define gpll0_mm_source_val 5
#define gpll1_mm_source_val 1
struct clk_freq_tbl rcg_dummy_freq = F_END;
/* Clock Operations */
static struct clk_ops clk_ops_branch =
{
.enable = clock_lib2_branch_clk_enable,
.disable = clock_lib2_branch_clk_disable,
.set_rate = clock_lib2_branch_set_rate,
};
static struct clk_ops clk_ops_rcg_mnd =
{
.enable = clock_lib2_rcg_enable,
.set_rate = clock_lib2_rcg_set_rate,
};
static struct clk_ops clk_ops_rcg =
{
.enable = clock_lib2_rcg_enable,
.set_rate = clock_lib2_rcg_set_rate,
};
static struct clk_ops clk_ops_cxo =
{
.enable = cxo_clk_enable,
.disable = cxo_clk_disable,
};
static struct clk_ops clk_ops_pll_vote =
{
.enable = pll_vote_clk_enable,
.disable = pll_vote_clk_disable,
.auto_off = pll_vote_clk_disable,
.is_enabled = pll_vote_clk_is_enabled,
};
static struct clk_ops clk_ops_vote =
{
.enable = clock_lib2_vote_clk_enable,
.disable = clock_lib2_vote_clk_disable,
};
/* Clock Sources */
static struct fixed_clk cxo_clk_src =
{
.c = {
.rate = 19200000,
.dbg_name = "cxo_clk_src",
.ops = &clk_ops_cxo,
},
};
static struct pll_vote_clk gpll0_clk_src =
{
.en_reg = (void *) APCS_GPLL_ENA_VOTE,
.en_mask = BIT(0),
.status_reg = (void *) GPLL0_STATUS,
.status_mask = BIT(17),
.parent = &cxo_clk_src.c,
.c = {
.rate = 800000000,
.dbg_name = "gpll0_clk_src",
.ops = &clk_ops_pll_vote,
},
};
static struct pll_vote_clk gpll1_clk_src =
{
.en_reg = (void *) APCS_GPLL_ENA_VOTE,
.en_mask = BIT(1),
.status_reg = (void *) GPLL1_STATUS,
.status_mask = BIT(17),
.parent = &cxo_clk_src.c,
.c = {
.rate = 614400000,
.dbg_name = "gpll1_clk_src",
.ops = &clk_ops_pll_vote,
},
};
/* SDCC Clocks */
static struct clk_freq_tbl ftbl_gcc_sdcc1_2_apps_clk[] =
{
F( 144000, cxo, 16, 3, 25),
F( 400000, cxo, 12, 1, 4),
F( 20000000, gpll0, 10, 1, 4),
F( 25000000, gpll0, 16, 1, 2),
F( 50000000, gpll0, 16, 0, 0),
F(100000000, gpll0, 8, 0, 0),
F(177770000, gpll0, 4.5, 0, 0),
F(200000000, gpll0, 4, 0, 0),
F_END
};
static struct rcg_clk sdcc1_apps_clk_src =
{
.cmd_reg = (uint32_t *) SDCC1_CMD_RCGR,
.cfg_reg = (uint32_t *) SDCC1_CFG_RCGR,
.m_reg = (uint32_t *) SDCC1_M,
.n_reg = (uint32_t *) SDCC1_N,
.d_reg = (uint32_t *) SDCC1_D,
.set_rate = clock_lib2_rcg_set_rate_mnd,
.freq_tbl = ftbl_gcc_sdcc1_2_apps_clk,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "sdc1_clk",
.ops = &clk_ops_rcg_mnd,
},
};
/* BLSP1_QUP2 Clocks */
static struct clk_freq_tbl ftbl_gcc_blsp1_qup2_i2c_apps_clk_src[] =
{
F( 96000, cxo, 10, 1, 2),
F( 4800000, cxo, 4, 0, 0),
F( 9600000, cxo, 2, 0, 0),
F( 16000000, gpll0, 10, 1, 5),
F( 19200000, gpll0, 1, 0, 0),
F( 25000000, gpll0, 16, 1, 2),
F( 50000000, gpll0, 16, 0, 0),
F_END
};
static struct branch_clk gcc_sdcc1_apps_clk =
{
.cbcr_reg = (uint32_t *) SDCC1_APPS_CBCR,
.parent = &sdcc1_apps_clk_src.c,
.c = {
.dbg_name = "gcc_sdcc1_apps_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk gcc_sdcc1_ahb_clk =
{
.cbcr_reg = (uint32_t *) SDCC1_AHB_CBCR,
.has_sibling = 1,
.c = {
.dbg_name = "gcc_sdcc1_ahb_clk",
.ops = &clk_ops_branch,
},
};
static struct rcg_clk sdcc2_apps_clk_src =
{
.cmd_reg = (uint32_t *) SDCC2_CMD_RCGR,
.cfg_reg = (uint32_t *) SDCC2_CFG_RCGR,
.m_reg = (uint32_t *) SDCC2_M,
.n_reg = (uint32_t *) SDCC2_N,
.d_reg = (uint32_t *) SDCC2_D,
.set_rate = clock_lib2_rcg_set_rate_mnd,
.freq_tbl = ftbl_gcc_sdcc1_2_apps_clk,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "sdc2_clk",
.ops = &clk_ops_rcg_mnd,
},
};
static struct branch_clk gcc_sdcc2_apps_clk =
{
.cbcr_reg = (uint32_t *) SDCC2_APPS_CBCR,
.parent = &sdcc2_apps_clk_src.c,
.c = {
.dbg_name = "gcc_sdcc2_apps_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk gcc_sdcc2_ahb_clk =
{
.cbcr_reg = (uint32_t *) SDCC2_AHB_CBCR,
.has_sibling = 1,
.c = {
.dbg_name = "gcc_sdcc2_ahb_clk",
.ops = &clk_ops_branch,
},
};
/* UART Clocks */
static struct clk_freq_tbl ftbl_gcc_blsp1_2_uart1_6_apps_clk[] =
{
F( 3686400, gpll0, 1, 72, 15625),
F( 7372800, gpll0, 1, 144, 15625),
F(14745600, gpll0, 1, 288, 15625),
F(16000000, gpll0, 10, 1, 5),
F(19200000, cxo, 1, 0, 0),
F(24000000, gpll0, 1, 3, 100),
F(25000000, gpll0, 16, 1, 2),
F(32000000, gpll0, 1, 1, 25),
F(40000000, gpll0, 1, 1, 20),
F(46400000, gpll0, 1, 29, 500),
F(48000000, gpll0, 1, 3, 50),
F(51200000, gpll0, 1, 8, 125),
F(56000000, gpll0, 1, 7, 100),
F(58982400, gpll0, 1,1152, 15625),
F(60000000, gpll0, 1, 3, 40),
F_END
};
static struct rcg_clk blsp1_uart2_apps_clk_src =
{
.cmd_reg = (uint32_t *) BLSP1_UART2_APPS_CMD_RCGR,
.cfg_reg = (uint32_t *) BLSP1_UART2_APPS_CFG_RCGR,
.m_reg = (uint32_t *) BLSP1_UART2_APPS_M,
.n_reg = (uint32_t *) BLSP1_UART2_APPS_N,
.d_reg = (uint32_t *) BLSP1_UART2_APPS_D,
.set_rate = clock_lib2_rcg_set_rate_mnd,
.freq_tbl = ftbl_gcc_blsp1_2_uart1_6_apps_clk,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "blsp1_uart2_apps_clk",
.ops = &clk_ops_rcg_mnd,
},
};
static struct branch_clk gcc_blsp1_uart2_apps_clk =
{
.cbcr_reg = (uint32_t *) BLSP1_UART2_APPS_CBCR,
.parent = &blsp1_uart2_apps_clk_src.c,
.c = {
.dbg_name = "gcc_blsp1_uart2_apps_clk",
.ops = &clk_ops_branch,
},
};
static struct vote_clk gcc_blsp1_ahb_clk = {
.cbcr_reg = (uint32_t *) BLSP1_AHB_CBCR,
.vote_reg = (uint32_t *) APCS_CLOCK_BRANCH_ENA_VOTE,
.en_mask = BIT(10),
.c = {
.dbg_name = "gcc_blsp1_ahb_clk",
.ops = &clk_ops_vote,
},
};
/* USB Clocks */
static struct clk_freq_tbl ftbl_gcc_usb_hs_system_clk[] =
{
F(80000000, gpll0, 10, 0, 0),
F_END
};
static struct rcg_clk usb_hs_system_clk_src =
{
.cmd_reg = (uint32_t *) USB_HS_SYSTEM_CMD_RCGR,
.cfg_reg = (uint32_t *) USB_HS_SYSTEM_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_gcc_usb_hs_system_clk,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "usb_hs_system_clk",
.ops = &clk_ops_rcg,
},
};
static struct branch_clk gcc_usb_hs_system_clk =
{
.cbcr_reg = (uint32_t *) USB_HS_SYSTEM_CBCR,
.parent = &usb_hs_system_clk_src.c,
.c = {
.dbg_name = "gcc_usb_hs_system_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk gcc_usb_hs_ahb_clk =
{
.cbcr_reg = (uint32_t *) USB_HS_AHB_CBCR,
.has_sibling = 1,
.c = {
.dbg_name = "gcc_usb_hs_ahb_clk",
.ops = &clk_ops_branch,
},
};
/* Display clocks */
static struct clk_freq_tbl ftbl_mdss_esc0_1_clk[] = {
F_MM(19200000, cxo, 1, 0, 0),
F_END
};
static struct clk_freq_tbl ftbl_mdss_esc1_1_clk[] = {
F_MM(19200000, cxo, 1, 0, 0),
F_END
};
static struct clk_freq_tbl ftbl_mdp_clk[] = {
F( 80000000, gpll0, 10, 0, 0),
F( 100000000, gpll0, 8, 0, 0),
F( 200000000, gpll0, 4, 0, 0),
F( 320000000, gpll0, 2.5, 0, 0),
F_END
};
static struct clk_freq_tbl ftbl_mdss_mdp_clk_src[] = {
F_MM( 50000000, gpll0, 16, 0, 0),
F_MM( 80000000, gpll0, 10, 0, 0),
F_MM( 100000000, gpll0, 8, 0, 0),
F_MM( 153600000, gpll1, 4, 0, 0),
F_MM( 160000000, gpll0, 5, 0, 0),
F_MM( 177780000, gpll0, 4.5, 0, 0),
F_MM( 200000000, gpll0, 4, 0, 0),
F_MM( 266670000, gpll0, 3, 0, 0),
F_MM( 307200000, gpll1, 2, 0, 0),
F_END
};
static struct rcg_clk dsi_esc0_clk_src = {
.cmd_reg = (uint32_t *) DSI_ESC0_CMD_RCGR,
.cfg_reg = (uint32_t *) DSI_ESC0_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_mdss_esc0_1_clk,
.c = {
.dbg_name = "dsi_esc0_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct rcg_clk dsi_esc1_clk_src = {
.cmd_reg = (uint32_t *) DSI_ESC1_CMD_RCGR,
.cfg_reg = (uint32_t *) DSI_ESC1_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_mdss_esc1_1_clk,
.c = {
.dbg_name = "dsi_esc1_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct clk_freq_tbl ftbl_mdss_vsync_clk[] = {
F_MM(19200000, cxo, 1, 0, 0),
F_END
};
static struct rcg_clk vsync_clk_src = {
.cmd_reg = (uint32_t *) VSYNC_CMD_RCGR,
.cfg_reg = (uint32_t *) VSYNC_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_mdss_vsync_clk,
.c = {
.dbg_name = "vsync_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct branch_clk mdss_esc0_clk = {
.cbcr_reg = (uint32_t *) DSI_ESC0_CBCR,
.parent = &dsi_esc0_clk_src.c,
.has_sibling = 0,
.c = {
.dbg_name = "mdss_esc0_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk mdss_esc1_clk = {
.cbcr_reg = (uint32_t *) DSI_ESC1_CBCR,
.parent = &dsi_esc1_clk_src.c,
.has_sibling = 0,
.c = {
.dbg_name = "mdss_esc1_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk mdss_axi_clk = {
.cbcr_reg = (uint32_t *) MDP_AXI_CBCR,
.has_sibling = 1,
.c = {
.dbg_name = "mdss_axi_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk mdp_ahb_clk = {
.cbcr_reg = (uint32_t *) MDP_AHB_CBCR,
.has_sibling = 1,
.c = {
.dbg_name = "mdp_ahb_clk",
.ops = &clk_ops_branch,
},
};
static struct rcg_clk mdss_mdp_clk_src = {
.cmd_reg = (uint32_t *) MDP_CMD_RCGR,
.cfg_reg = (uint32_t *) MDP_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_mdp_clk,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "mdss_mdp_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct branch_clk mdss_mdp_clk = {
.cbcr_reg = (uint32_t *) MDP_CBCR,
.parent = &mdss_mdp_clk_src.c,
.has_sibling = 0,
.c = {
.dbg_name = "mdss_mdp_clk",
.ops = &clk_ops_branch,
},
};
static struct branch_clk mdss_vsync_clk = {
.cbcr_reg = (uint32_t *) MDSS_VSYNC_CBCR,
.parent = &vsync_clk_src.c,
.has_sibling = 0,
.c = {
.dbg_name = "mdss_vsync_clk",
.ops = &clk_ops_branch,
},
};
static struct clk_freq_tbl ftbl_gcc_ce1_clk[] = {
F(160000000, gpll0, 5, 0, 0),
F_END
};
static struct rcg_clk ce1_clk_src = {
.cmd_reg = (uint32_t *) GCC_CRYPTO_CMD_RCGR,
.cfg_reg = (uint32_t *) GCC_CRYPTO_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_gcc_ce1_clk,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "ce1_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct vote_clk gcc_ce1_clk = {
.cbcr_reg = (uint32_t *) GCC_CRYPTO_CBCR,
.vote_reg = (uint32_t *) APCS_CLOCK_BRANCH_ENA_VOTE,
.en_mask = BIT(2),
.c = {
.dbg_name = "gcc_ce1_clk",
.ops = &clk_ops_vote,
},
};
static struct vote_clk gcc_ce1_ahb_clk = {
.cbcr_reg = (uint32_t *) GCC_CRYPTO_AHB_CBCR,
.vote_reg = (uint32_t *) APCS_CLOCK_BRANCH_ENA_VOTE,
.en_mask = BIT(0),
.c = {
.dbg_name = "gcc_ce1_ahb_clk",
.ops = &clk_ops_vote,
},
};
static struct vote_clk gcc_ce1_axi_clk = {
.cbcr_reg = (uint32_t *) GCC_CRYPTO_AXI_CBCR,
.vote_reg = (uint32_t *) APCS_CLOCK_BRANCH_ENA_VOTE,
.en_mask = BIT(1),
.c = {
.dbg_name = "gcc_ce1_axi_clk",
.ops = &clk_ops_vote,
},
};
static struct rcg_clk gcc_blsp1_qup2_i2c_apps_clk_src =
{
.cmd_reg = (uint32_t *) GCC_BLSP1_QUP2_CMD_RCGR,
.cfg_reg = (uint32_t *) GCC_BLSP1_QUP2_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_gcc_blsp1_qup2_i2c_apps_clk_src,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "gcc_blsp1_qup2_i2c_apps_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct branch_clk gcc_blsp1_qup2_i2c_apps_clk = {
.cbcr_reg = (uint32_t *) GCC_BLSP1_QUP2_APPS_CBCR,
.parent = &gcc_blsp1_qup2_i2c_apps_clk_src.c,
.c = {
.dbg_name = "gcc_blsp1_qup2_i2c_apps_clk",
.ops = &clk_ops_branch,
},
};
static struct rcg_clk gcc_blsp1_qup4_i2c_apps_clk_src =
{
.cmd_reg = (uint32_t *) GCC_BLSP1_QUP4_CMD_RCGR,
.cfg_reg = (uint32_t *) GCC_BLSP1_QUP4_CFG_RCGR,
.set_rate = clock_lib2_rcg_set_rate_hid,
.freq_tbl = ftbl_gcc_blsp1_qup2_i2c_apps_clk_src,
.current_freq = &rcg_dummy_freq,
.c = {
.dbg_name = "gcc_blsp1_qup4_i2c_apps_clk_src",
.ops = &clk_ops_rcg,
},
};
static struct branch_clk gcc_blsp1_qup4_i2c_apps_clk = {
.cbcr_reg = (uint32_t *) GCC_BLSP1_QUP4_APPS_CBCR,
.parent = &gcc_blsp1_qup4_i2c_apps_clk_src.c,
.c = {
.dbg_name = "gcc_blsp1_qup4_i2c_apps_clk",
.ops = &clk_ops_branch,
},
};
/* Clock lookup table */
static struct clk_lookup msm_clocks_8916[] =
{
CLK_LOOKUP("sdc1_iface_clk", gcc_sdcc1_ahb_clk.c),
CLK_LOOKUP("sdc1_core_clk", gcc_sdcc1_apps_clk.c),
CLK_LOOKUP("sdc2_iface_clk", gcc_sdcc2_ahb_clk.c),
CLK_LOOKUP("sdc2_core_clk", gcc_sdcc2_apps_clk.c),
CLK_LOOKUP("uart2_iface_clk", gcc_blsp1_ahb_clk.c),
CLK_LOOKUP("uart2_core_clk", gcc_blsp1_uart2_apps_clk.c),
CLK_LOOKUP("usb_iface_clk", gcc_usb_hs_ahb_clk.c),
CLK_LOOKUP("usb_core_clk", gcc_usb_hs_system_clk.c),
CLK_LOOKUP("mdp_ahb_clk", mdp_ahb_clk.c),
CLK_LOOKUP("mdss_esc0_clk", mdss_esc0_clk.c),
CLK_LOOKUP("mdss_esc1_clk", mdss_esc1_clk.c),
CLK_LOOKUP("mdss_axi_clk", mdss_axi_clk.c),
CLK_LOOKUP("mdss_vsync_clk", mdss_vsync_clk.c),
CLK_LOOKUP("mdss_mdp_clk_src", mdss_mdp_clk_src.c),
CLK_LOOKUP("mdss_mdp_clk", mdss_mdp_clk.c),
CLK_LOOKUP("ce1_ahb_clk", gcc_ce1_ahb_clk.c),
CLK_LOOKUP("ce1_axi_clk", gcc_ce1_axi_clk.c),
CLK_LOOKUP("ce1_core_clk", gcc_ce1_clk.c),
CLK_LOOKUP("ce1_src_clk", ce1_clk_src.c),
CLK_LOOKUP("blsp1_qup2_ahb_iface_clk", gcc_blsp1_ahb_clk.c),
CLK_LOOKUP("gcc_blsp1_qup2_i2c_apps_clk_src", gcc_blsp1_qup2_i2c_apps_clk_src.c),
CLK_LOOKUP("gcc_blsp1_qup2_i2c_apps_clk", gcc_blsp1_qup2_i2c_apps_clk.c),
CLK_LOOKUP("blsp1_qup4_ahb_iface_clk", gcc_blsp1_ahb_clk.c),
CLK_LOOKUP("gcc_blsp1_qup4_i2c_apps_clk_src", gcc_blsp1_qup4_i2c_apps_clk_src.c),
CLK_LOOKUP("gcc_blsp1_qup4_i2c_apps_clk", gcc_blsp1_qup4_i2c_apps_clk.c),
};
void msm8939_clock_override()
{
mdss_mdp_clk_src.freq_tbl = ftbl_mdss_mdp_clk_src;
}
void platform_clock_init(void)
{
if (platform_is_msm8939() || platform_is_msm8929())
msm8939_clock_override();
clk_init(msm_clocks_8916, ARRAY_SIZE(msm_clocks_8916));
}