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/*-
* Copyright (c) 2016 Michal Meloun <mmel@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR 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 <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/rman.h>
#include <machine/bus.h>
#include <dev/extres/clk/clk.h>
#include <gnu/dts/include/dt-bindings/clock/tegra124-car.h>
#include "tegra124_car.h"
/* The TEGRA124_CLK_XUSB_GATE is missing in current
* DT bindings, define it localy
*/
#ifdef TEGRA124_CLK_XUSB_GATE
#error "TEGRA124_CLK_XUSB_GATE is now defined, revisit XUSB code!"
#else
#define TEGRA124_CLK_XUSB_GATE 143
#endif
/* Bits in base register. */
#define PERLCK_AMUX_MASK 0x0F
#define PERLCK_AMUX_SHIFT 16
#define PERLCK_AMUX_DIS (1 << 20)
#define PERLCK_UDIV_DIS (1 << 24)
#define PERLCK_ENA_MASK (1 << 28)
#define PERLCK_MUX_SHIFT 29
#define PERLCK_MUX_MASK 0x07
struct periph_def {
struct clknode_init_def clkdef;
uint32_t base_reg;
uint32_t div_width;
uint32_t div_mask;
uint32_t div_f_width;
uint32_t div_f_mask;
uint32_t flags;
};
struct pgate_def {
struct clknode_init_def clkdef;
uint32_t idx;
uint32_t flags;
};
#define PLIST(x) static const char *x[]
#define GATE(_id, cname, plist, _idx) \
{ \
.clkdef.id = TEGRA124_CLK_##_id, \
.clkdef.name = cname, \
.clkdef.parent_names = (const char *[]){plist}, \
.clkdef.parent_cnt = 1, \
.clkdef.flags = CLK_NODE_STATIC_STRINGS, \
.idx = _idx, \
.flags = 0, \
}
/* Sources for multiplexors. */
PLIST(mux_a_N_audio_N_p_N_clkm) =
{"pllA_out0", NULL, "audio", NULL,
"pllP_out0", NULL, "clk_m"};
PLIST(mux_a_N_audio0_N_p_N_clkm) =
{"pllA_out0", NULL, "audio0", NULL,
"pllP_out0", NULL, "clk_m"};
PLIST(mux_a_N_audio1_N_p_N_clkm) =
{"pllA_out0", NULL, "audio1", NULL,
"pllP_out0", NULL, "clk_m"};
PLIST(mux_a_N_audio2_N_p_N_clkm) =
{"pllA_out0", NULL, "audio2", NULL,
"pllP_out0", NULL, "clk_m"};
PLIST(mux_a_N_audio3_N_p_N_clkm) =
{"pllA_out0", NULL, "audio3", NULL,
"pllP_out0", NULL, "clk_m"};
PLIST(mux_a_N_audio4_N_p_N_clkm) =
{"pllA_out0", NULL, "audio4", NULL,
"pllP_out0", NULL, "clk_m"};
PLIST(mux_a_clks_p_clkm_e) =
{"pllA_out0", "clk_s", "pllP_out0",
"clk_m", "pllE_out0"};
PLIST(mux_a_c2_c_c3_p_N_clkm) =
{"pllA_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllP_out0", NULL, "clk_m"};
PLIST(mux_m_c_p_a_c2_c3) =
{"pllM_out0", "pllC_out0", "pllP_out0", "pllA_out0",
"pllC2_out0", "pllC3_out0"};
PLIST(mux_m_c_p_a_c2_c3_clkm) =
{"pllM_out0", "pllC_out0", "pllP_out0", "pllA_out0",
"pllC2_out0", "pllC3_out0", "clk_m"};
PLIST(mux_m_c_p_a_c2_c3_clkm_c4) =
{"pllM_out0", "pllC_out0", "pllP_out0", "pllA_out0",
"pllC2_out0", "pllC3_out0", "clk_m", "pllC4_out0"};
PLIST(mux_m_c_p_clkm_mud_c2_c3) =
{"pllM_out0", "pllC_out0", "pllP_out0", "clk_m",
"pllM_UD", "pllC2_out0", "pllC3_out0"};
PLIST(mux_m_c_p_clkm_mud_c2_c3_cud) =
{"pllM_out0", "pllC_out0", "pllP_out0", "clk_m",
"pllM_UD", "pllC2_out0", "pllC3_out0", "pllC_UD"};
PLIST(mux_m_c2_c_c3_p_N_a) =
{"pllM_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllP_out0", NULL, "pllA_out0"};
PLIST(mux_m_c2_c_c3_p_N_a_c4) =
{"pllM_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
NULL, "pllA_out0", "pllC4_out0"};
PLIST(mux_p_N_c_N_N_N_clkm) =
{"pllP_out0", NULL, "pllC_out0", NULL,
NULL, NULL, "clk_m"};
PLIST(mux_p_N_c_N_m_N_clkm) =
{"pllP_out0", NULL, "pllC_out0", NULL,
"pllM_out0", NULL, "clk_m"};
PLIST(mux_p_c_c2_clkm) =
{"pllP_out0", "pllC_out0", "pllC2_out0", "clk_m"};
PLIST(mux_p_c2_c_c3_m) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllM_out0"};
PLIST(mux_p_c2_c_c3_m_N_clkm) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllM_out0", NULL, "clk_m"};
PLIST(mux_p_c2_c_c3_m_e_clkm) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllM_out0", "pllE_out0", "clk_m"};
PLIST(mux_p_c2_c_c3_m_a_clkm) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllM_out0", "pllA_out0", "clk_m"};
PLIST(mux_p_c2_c_c3_m_clks_clkm) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllM_out0", "clk_s", "clk_m"};
PLIST(mux_p_c2_c_c3_clks_N_clkm) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"clk_s", NULL, "clk_m"};
PLIST(mux_p_c2_c_c3_clkm_N_clks) =
{"pllP_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"clk_m", NULL, "clk_s"};
PLIST(mux_p_clkm_clks_E) =
{"pllP_out0", "clk_m", "clk_s", "pllE_out0"};
PLIST(mux_p_m_d_a_c_d2_clkm) =
{"pllP_out0", "pllM_out0", "pllD_out0", "pllA_out0",
"pllC_out0", "pllD2_out0", "clk_m"};
PLIST(mux_clkm_N_u48_N_p_N_u480) =
{"clk_m", NULL, "pllU_48", NULL,
"pllP_out0", NULL, "pllU_480"};
PLIST(mux_clkm_p_c2_c_c3_refre) =
{"clk_m", "pllP_out0", "pllC2_out0", "pllC_out0",
"pllC3_out0", "pllREFE_out"};
PLIST(mux_clkm_refe_clks_u480_c_c2_c3_oscdiv) =
{"clk_m", "pllREFE_out", "clk_s", "pllU_480",
"pllC_out0", "pllC2_out0", "pllC3_out0", "osc_div_clk"};
PLIST(mux_sep_audio) =
{"pllA_out0", "pllC2_out0", "pllC_out0", "pllC3_out0",
"pllP_out0", NULL, "clk_m", NULL,
"spdif_in", "i2s0", "i2s1", "i2s2",
"i2s4", "pllA_out0", "ext_vimclk"};
static uint32_t clk_enable_reg[] = {
CLK_OUT_ENB_L,
CLK_OUT_ENB_H,
CLK_OUT_ENB_U,
CLK_OUT_ENB_V,
CLK_OUT_ENB_W,
CLK_OUT_ENB_X,
};
static uint32_t clk_reset_reg[] = {
RST_DEVICES_L,
RST_DEVICES_H,
RST_DEVICES_U,
RST_DEVICES_V,
RST_DEVICES_W,
RST_DEVICES_X,
};
#define L(n) ((0 * 32) + (n))
#define H(n) ((1 * 32) + (n))
#define U(n) ((2 * 32) + (n))
#define V(n) ((3 * 32) + (n))
#define W(n) ((4 * 32) + (n))
#define X(n) ((5 * 32) + (n))
static struct pgate_def pgate_def[] = {
/* bank L -> 0-31 */
/* GATE(CPU, "cpu", "clk_m", L(0)), */
GATE(ISPB, "ispb", "clk_m", L(3)),
GATE(RTC, "rtc", "clk_s", L(4)),
GATE(TIMER, "timer", "clk_m", L(5)),
GATE(UARTA, "uarta", "pc_uarta" , L(6)),
GATE(UARTB, "uartb", "pc_uartb", L(7)),
GATE(VFIR, "vfir", "pc_vfir", L(7)),
/* GATE(GPIO, "gpio", "clk_m", L(8)), */
GATE(SDMMC2, "sdmmc2", "pc_sdmmc2", L(9)),
GATE(SPDIF_OUT, "spdif_out", "pc_spdif_out", L(10)),
GATE(SPDIF_IN, "spdif_in", "pc_spdif_in", L(10)),
GATE(I2S1, "i2s1", "pc_i2s1", L(11)),
GATE(I2C1, "i2c1", "pc_i2c1", L(12)),
GATE(SDMMC1, "sdmmc1", "pc_sdmmc1", L(14)),
GATE(SDMMC4, "sdmmc4", "pc_sdmmc4", L(15)),
GATE(PWM, "pwm", "pc_pwm", L(17)),
GATE(I2S2, "i2s2", "pc_i2s2", L(18)),
GATE(VI, "vi", "pc_vi", L(20)),
GATE(USBD, "usbd", "clk_m", L(22)),
GATE(ISP, "isp", "pc_isp", L(23)),
GATE(DISP2, "disp2", "pc_disp2", L(26)),
GATE(DISP1, "disp1", "pc_disp1", L(27)),
GATE(HOST1X, "host1x", "pc_host1x", L(28)),
GATE(VCP, "vcp", "clk_m", L(29)),
GATE(I2S0, "i2s0", "pc_i2s0", L(30)),
/* GATE(CACHE2, "ccache2", "clk_m", L(31)), */
/* bank H -> 32-63 */
GATE(MC, "mem", "clk_m", H(0)),
/* GATE(AHBDMA, "ahbdma", "clk_m", H(1)), */
GATE(APBDMA, "apbdma", "clk_m", H(2)),
GATE(KBC, "kbc", "clk_s", H(4)),
/* GATE(STAT_MON, "stat_mon", "clk_s", H(5)), */
/* GATE(PMC, "pmc", "clk_s", H(6)), */
GATE(FUSE, "fuse", "clk_m", H(7)),
GATE(KFUSE, "kfuse", "clk_m", H(8)),
GATE(SBC1, "spi1", "pc_spi1", H(9)),
GATE(NOR, "snor", "pc_snor", H(10)),
/* GATE(JTAG2TBC, "jtag2tbc", "clk_m", H(11)), */
GATE(SBC2, "spi2", "pc_spi2", H(12)),
GATE(SBC3, "spi3", "pc_spi3", H(14)),
GATE(I2C5, "i2c5", "pc_i2c5", H(15)),
GATE(DSIA, "dsia", "dsia_mux", H(16)),
GATE(MIPI, "hsi", "pc_hsi", H(18)),
GATE(HDMI, "hdmi", "pc_hdmi", H(19)),
GATE(CSI, "csi", "pllP_out3", H(20)),
GATE(I2C2, "i2c2", "pc_i2c2", H(22)),
GATE(UARTC, "uartc", "pc_uartc", H(23)),
GATE(MIPI_CAL, "mipi_cal", "clk_m", H(24)),
GATE(EMC, "emc", "pc_emc_2x", H(25)),
GATE(USB2, "usb2", "clk_m", H(26)),
GATE(USB3, "usb3", "clk_m", H(27)),
GATE(VDE, "vde", "pc_vde", H(29)),
GATE(BSEA, "bsea", "clk_m", H(30)),
GATE(BSEV, "bsev", "clk_m", H(31)),
/* bank U -> 64-95 */
GATE(UARTD, "uartd", "pc_uartd", U(1)),
GATE(I2C3, "i2c3", "pc_i2c3", U(3)),
GATE(SBC4, "spi4", "pc_spi4", U(4)),
GATE(SDMMC3, "sdmmc3", "pc_sdmmc3", U(5)),
GATE(PCIE, "pcie", "clk_m", U(6)),
GATE(OWR, "owr", "pc_owr", U(7)),
GATE(AFI, "afi", "clk_m", U(8)),
GATE(CSITE, "csite", "pc_csite", U(9)),
/* GATE(AVPUCQ, "avpucq", clk_m, U(11)), */
GATE(TRACE, "traceclkin", "pc_traceclkin", U(13)),
GATE(SOC_THERM, "soc_therm", "pc_soc_therm", U(14)),
GATE(DTV, "dtv", "clk_m", U(15)),
GATE(I2CSLOW, "i2c_slow", "pc_i2c_slow", U(17)),
GATE(DSIB, "dsib", "dsib_mux", U(18)),
GATE(TSEC, "tsec", "pc_tsec", U(19)),
/* GATE(IRAMA, "irama", "clk_m", U(20)), */
/* GATE(IRAMB, "iramb", "clk_m", U(21)), */
/* GATE(IRAMC, "iramc", "clk_m", U(22)), */
/* GATE(IRAMD, "iramd", "clk_m", U(23)), */
/* GATE(CRAM2, "cram2", "clk_m", U(24)), */
GATE(XUSB_HOST, "xusb_core_host", "pc_xusb_core_host", U(25)),
/* GATE(M_DOUBLER, "m_doubler", "clk_m", U(26)), */
GATE(MSENC, "msenc", "pc_msenc", U(27)),
GATE(CSUS, "sus_out", "clk_m", U(28)),
/* GATE(DEVD2_OUT, "devd2_out", "clk_m", U(29)), */
/* GATE(DEVD1_OUT, "devd1_out", "clk_m", U(30)), */
GATE(XUSB_DEV, "xusb_core_dev", "pc_xusb_core_dev", U(31)),
/* bank V -> 96-127 */
/* GATE(CPUG, "cpug", "clk_m", V(0)), */
/* GATE(CPULP, "cpuLP", "clk_m", V(1)), */
GATE(MSELECT, "mselect", "pc_mselect", V(3)),
GATE(TSENSOR, "tsensor", "pc_tsensor", V(4)),
GATE(I2S3, "i2s3", "pc_i2s3", V(5)),
GATE(I2S4, "i2s4", "pc_i2s4", V(6)),
GATE(I2C4, "i2c4", "pc_i2c4", V(7)),
GATE(SBC5, "spi5", "pc_spi5", V(8)),
GATE(SBC6, "spi6", "pc_spi6", V(9)),
GATE(D_AUDIO, "audio", "pc_audio", V(10)),
GATE(APBIF, "apbif", "clk_m", V(11)),
GATE(DAM0, "dam0", "pc_dam0", V(12)),
GATE(DAM1, "dam1", "pc_dam1", V(13)),
GATE(DAM2, "dam2", "pc_dam2", V(14)),
GATE(HDA2CODEC_2X, "hda2codec_2x", "pc_hda2codec_2x", V(15)),
/* GATE(ATOMICS, "atomics", "clk_m", V(16)), */
/* GATE(SPDIF_DOUBLER, "spdif_doubler", "clk_m", V(22)), */
GATE(ACTMON, "actmon", "pc_actmon", V(23)),
GATE(EXTERN1, "extperiph1", "pc_extperiph1", V(24)),
GATE(EXTERN2, "extperiph2", "pc_extperiph2", V(25)),
GATE(EXTERN3, "extperiph3", "pc_extperiph3", V(26)),
GATE(SATA_OOB, "sata_oob", "pc_sata_oob", V(27)),
GATE(SATA, "sata", "pc_sata", V(28)),
GATE(HDA, "hda", "pc_hda", V(29)),
/* bank W -> 128-159*/
GATE(HDA2HDMI, "hda2hdmi", "clk_m", W(0)),
GATE(SATA_COLD, "sata_cold", "clk_m", W(1)), /* Reset only */
/* GATE(PCIERX0, "pcierx0", "clk_m", W(2)), */
/* GATE(PCIERX1, "pcierx1", "clk_m", W(3)), */
/* GATE(PCIERX2, "pcierx2", "clk_m", W(4)), */
/* GATE(PCIERX3, "pcierx3", "clk_m", W(5)), */
/* GATE(PCIERX4, "pcierx4", "clk_m", W(6)), */
/* GATE(PCIERX5, "pcierx5", "clk_m", W(7)), */
/* GATE(CEC, "cec", "clk_m", W(8)), */
/* GATE(PCIE2_IOBIST, "pcie2_iobist", "clk_m", W(9)), */
/* GATE(EMC_IOBIST, "emc_iobist", "clk_m", W(10)), */
/* GATE(HDMI_IOBIST, "hdmi_iobist", "clk_m", W(11)), */
/* GATE(SATA_IOBIST, "sata_iobist", "clk_m", W(12)), */
/* GATE(MIPI_IOBIST, "mipi_iobist", "clk_m", W(13)), */
GATE(XUSB_GATE, "xusb_gate", "clk_m", W(15)),
GATE(CILAB, "cilab", "pc_cilab", W(16)),
GATE(CILCD, "cilcd", "pc_cilcd", W(17)),
GATE(CILE, "cile", "pc_cile", W(18)),
GATE(DSIALP, "dsia_lp", "pc_dsia_lp", W(19)),
GATE(DSIBLP, "dsib_lp", "pc_dsib_lp", W(20)),
GATE(ENTROPY, "entropy", "pc_entropy", W(21)),
GATE(AMX, "amx", "pc_amx", W(25)),
GATE(ADX, "adx", "pc_adx", W(26)),
GATE(DFLL_REF, "dvfs_ref", "pc_dvfs_ref", W(27)),
GATE(DFLL_SOC, "dvfs_soc", "pc_dvfs_soc", W(27)),
GATE(XUSB_SS, "xusb_ss", "xusb_ss_mux", W(28)),
/* GATE(EMC_LATENCY, "emc_latency", "pc_emc_latency", W(29)), */
/* bank X -> 160-191*/
/* GATE(SPARE, "spare", "clk_m", X(0)), */
/* GATE(CAM_MCLK, "CAM_MCLK", "clk_m", X(4)), */
/* GATE(CAM_MCLK2, "CAM_MCLK2", "clk_m", X(5)), */
GATE(I2C6, "i2c6", "pc_i2c6", X(6)),
GATE(VIM2_CLK, "vim2_clk", "clk_m", X(11)),
/* GATE(EMC_DLL, "emc_dll", "pc_emc_dll", X(14)), */
GATE(HDMI_AUDIO, "hdmi_audio", "pc_hdmi_audio", X(16)),
GATE(CLK72MHZ, "clk72mhz", "pc_clk72mhz", X(17)),
GATE(VIC03, "vic", "pc_vic", X(18)),
GATE(ADX1, "adx1", "pc_adx1", X(20)),
GATE(DPAUX, "dpaux", "clk_m", X(21)),
GATE(SOR0_LVDS, "sor0", "pc_sor0", X(22)),
GATE(GPU, "gpu", "osc_div_clk", X(24)),
GATE(AMX1, "amx1", "pc_amx1", X(26)),
};
/* Peripheral clock clock */
#define DCF_HAVE_MUX 0x0100 /* Block with multipexor */
#define DCF_HAVE_ENA 0x0200 /* Block with enable bit */
#define DCF_HAVE_DIV 0x0400 /* Block with divider */
/* Mark block with additional bits / functionality. */
#define DCF_IS_MASK 0x00FF
#define DCF_IS_UART 0x0001
#define DCF_IS_VI 0x0002
#define DCF_IS_HOST1X 0x0003
#define DCF_IS_XUSB_SS 0x0004
#define DCF_IS_EMC_DLL 0x0005
#define DCF_IS_SATA 0x0006
#define DCF_IS_VIC 0x0007
#define DCF_IS_AUDIO 0x0008
#define DCF_IS_SOR0 0x0009
#define DCF_IS_EMC 0x000A
/* Basic pheripheral clock */
#define PER_CLK(_id, cn, pl, r, diw, fiw, f) \
{ \
.clkdef.id = _id, \
.clkdef.name = cn, \
.clkdef.parent_names = pl, \
.clkdef.parent_cnt = nitems(pl), \
.clkdef.flags = CLK_NODE_STATIC_STRINGS, \
.base_reg = r, \
.div_width = diw, \
.div_f_width = fiw, \
.flags = f, \
}
/* Mux with fractional 8.1 divider. */
#define CLK_8_1(id, cn, pl, r, f) \
PER_CLK(id, cn, pl, r, 8, 1, (f) | DCF_HAVE_MUX | DCF_HAVE_DIV)
/* Mux with fractional 16.1 divider. */
#define CLK16_1(id, cn, pl, r, f) \
PER_CLK(id, cn, pl, r, 16, 1, (f) | DCF_HAVE_MUX | DCF_HAVE_DIV)
/* Mux with integer 16bits divider. */
#define CLK16_0(id, cn, pl, r, f) \
PER_CLK(id, cn, pl, r, 16, 0, (f) | DCF_HAVE_MUX | DCF_HAVE_DIV)
/* Mux wihout divider. */
#define CLK_0_0(id, cn, pl, r, f) \
PER_CLK(id, cn, pl, r, 0, 0, (f) | DCF_HAVE_MUX)
static struct periph_def periph_def[] = {
CLK_8_1(0, "pc_i2s1", mux_a_N_audio1_N_p_N_clkm, CLK_SOURCE_I2S1, DCF_HAVE_ENA),
CLK_8_1(0, "pc_i2s2", mux_a_N_audio2_N_p_N_clkm, CLK_SOURCE_I2S2, DCF_HAVE_ENA),
CLK_8_1(0, "pc_spdif_out", mux_a_N_audio_N_p_N_clkm, CLK_SOURCE_SPDIF_OUT, 0),
CLK_8_1(0, "pc_spdif_in", mux_p_c2_c_c3_m, CLK_SOURCE_SPDIF_IN, 0),
CLK_8_1(0, "pc_pwm", mux_p_c2_c_c3_clks_N_clkm, CLK_SOURCE_PWM, 0),
CLK_8_1(0, "pc_spi2", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_SPI2, 0),
CLK_8_1(0, "pc_spi3", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_SPI3, 0),
CLK16_0(0, "pc_i2c5", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_I2C5, 0),
CLK16_0(0, "pc_i2c1", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_I2C1, 0),
CLK_8_1(0, "pc_spi1", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_SPI1, 0),
CLK_0_0(0, "pc_disp1", mux_p_m_d_a_c_d2_clkm, CLK_SOURCE_DISP1, 0),
CLK_0_0(0, "pc_disp2", mux_p_m_d_a_c_d2_clkm, CLK_SOURCE_DISP2, 0),
CLK_8_1(0, "pc_isp", mux_m_c_p_a_c2_c3_clkm_c4, CLK_SOURCE_ISP, 0),
CLK_8_1(0, "pc_vi", mux_m_c2_c_c3_p_N_a_c4, CLK_SOURCE_VI, DCF_IS_VI),
CLK_8_1(0, "pc_sdmmc1", mux_p_c2_c_c3_m_e_clkm, CLK_SOURCE_SDMMC1, 0),
CLK_8_1(0, "pc_sdmmc2", mux_p_c2_c_c3_m_e_clkm, CLK_SOURCE_SDMMC2, 0),
CLK_8_1(0, "pc_sdmmc4", mux_p_c2_c_c3_m_e_clkm, CLK_SOURCE_SDMMC4, 0),
CLK_8_1(0, "pc_vfir", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_VFIR, 0),
CLK_8_1(0, "pc_hsi", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_HSI, 0),
CLK16_1(0, "pc_uarta", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_UARTA, DCF_IS_UART),
CLK16_1(0, "pc_uartb", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_UARTB, DCF_IS_UART),
CLK_8_1(0, "pc_host1x", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_HOST1X, DCF_IS_HOST1X),
CLK_8_1(0, "pc_hdmi", mux_p_m_d_a_c_d2_clkm, CLK_SOURCE_HDMI, 0),
CLK16_0(0, "pc_i2c2", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_I2C2, 0),
CLK_8_1(0, "pc_emc_2x", mux_m_c_p_clkm_mud_c2_c3_cud, CLK_SOURCE_EMC, DCF_IS_EMC),
CLK16_1(0, "pc_uartc", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_UARTC, DCF_IS_UART),
CLK_8_1(0, "pc_vi_sensor", mux_m_c2_c_c3_p_N_a, CLK_SOURCE_VI_SENSOR, 0),
CLK_8_1(0, "pc_spi4", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_SPI4, 0),
CLK16_0(0, "pc_i2c3", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_I2C3, 0),
CLK_8_1(0, "pc_sdmmc3", mux_p_c2_c_c3_m_e_clkm, CLK_SOURCE_SDMMC3, 0),
CLK16_1(0, "pc_uartd", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_UARTD, DCF_IS_UART),
CLK_8_1(0, "pc_vde", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_VDE, 0),
CLK_8_1(0, "pc_owr", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_OWR, 0),
CLK_8_1(0, "pc_snor", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_NOR, 0),
CLK_8_1(0, "pc_csite", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_CSITE, 0),
CLK_8_1(0, "pc_i2s0", mux_a_N_audio0_N_p_N_clkm, CLK_SOURCE_I2S0, 0),
/* DTV xxx */
CLK_8_1(0, "pc_msenc", mux_m_c2_c_c3_p_N_a, CLK_SOURCE_MSENC, 0),
CLK_8_1(0, "pc_tsec", mux_p_c2_c_c3_m_a_clkm, CLK_SOURCE_TSEC, 0),
/* SPARE2 */
CLK_8_1(0, "pc_mselect", mux_p_c2_c_c3_m_clks_clkm, CLK_SOURCE_MSELECT, 0),
CLK_8_1(0, "pc_tsensor", mux_p_c2_c_c3_clkm_N_clks, CLK_SOURCE_TSENSOR, 0),
CLK_8_1(0, "pc_i2s3", mux_a_N_audio3_N_p_N_clkm, CLK_SOURCE_I2S3, DCF_HAVE_ENA),
CLK_8_1(0, "pc_i2s4", mux_a_N_audio4_N_p_N_clkm, CLK_SOURCE_I2S4, DCF_HAVE_ENA),
CLK16_0(0, "pc_i2c4", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_I2C4, 0),
CLK_8_1(0, "pc_spi5", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_SPI5, 0),
CLK_8_1(0, "pc_spi6", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_SPI6, 0),
CLK_8_1(0, "pc_audio", mux_sep_audio, CLK_SOURCE_AUDIO, DCF_IS_AUDIO),
CLK_8_1(0, "pc_dam0", mux_sep_audio, CLK_SOURCE_DAM0, DCF_IS_AUDIO),
CLK_8_1(0, "pc_dam1", mux_sep_audio, CLK_SOURCE_DAM1, DCF_IS_AUDIO),
CLK_8_1(0, "pc_dam2", mux_sep_audio, CLK_SOURCE_DAM2, DCF_IS_AUDIO),
CLK_8_1(0, "pc_hda2codec_2x", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_HDA2CODEC_2X, 0),
CLK_8_1(0, "pc_actmon", mux_p_c2_c_c3_clks_N_clkm, CLK_SOURCE_ACTMON, 0),
CLK_8_1(0, "pc_extperiph1", mux_a_clks_p_clkm_e, CLK_SOURCE_EXTPERIPH1, 0),
CLK_8_1(0, "pc_extperiph2", mux_a_clks_p_clkm_e, CLK_SOURCE_EXTPERIPH2, 0),
CLK_8_1(0, "pc_extperiph3", mux_a_clks_p_clkm_e, CLK_SOURCE_EXTPERIPH3, 0),
CLK_8_1(0, "pc_i2c_slow", mux_p_c2_c_c3_clks_N_clkm, CLK_SOURCE_I2C_SLOW, 0),
/* SYS */
CLK_8_1(0, "pc_sor0", mux_p_m_d_a_c_d2_clkm, CLK_SOURCE_SOR0, DCF_IS_SOR0),
CLK_8_1(0, "pc_sata_oob", mux_p_N_c_N_m_N_clkm, CLK_SOURCE_SATA_OOB, 0),
CLK_8_1(0, "pc_sata", mux_p_N_c_N_m_N_clkm, CLK_SOURCE_SATA, DCF_IS_SATA),
CLK_8_1(0, "pc_hda", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_HDA, 0),
CLK_8_1(TEGRA124_CLK_XUSB_HOST_SRC,
"pc_xusb_core_host", mux_clkm_p_c2_c_c3_refre, CLK_SOURCE_XUSB_CORE_HOST, 0),
CLK_8_1(TEGRA124_CLK_XUSB_FALCON_SRC,
"pc_xusb_falcon", mux_clkm_p_c2_c_c3_refre, CLK_SOURCE_XUSB_FALCON, 0),
CLK_8_1(TEGRA124_CLK_XUSB_FS_SRC,
"pc_xusb_fs", mux_clkm_N_u48_N_p_N_u480, CLK_SOURCE_XUSB_FS, 0),
CLK_8_1(TEGRA124_CLK_XUSB_DEV_SRC,
"pc_xusb_core_dev", mux_clkm_p_c2_c_c3_refre, CLK_SOURCE_XUSB_CORE_DEV, 0),
CLK_8_1(TEGRA124_CLK_XUSB_SS_SRC,
"pc_xusb_ss", mux_clkm_refe_clks_u480_c_c2_c3_oscdiv, CLK_SOURCE_XUSB_SS, DCF_IS_XUSB_SS),
CLK_8_1(0, "pc_cilab", mux_p_N_c_N_N_N_clkm, CLK_SOURCE_CILAB, 0),
CLK_8_1(0, "pc_cilcd", mux_p_N_c_N_N_N_clkm, CLK_SOURCE_CILCD, 0),
CLK_8_1(0, "pc_cile", mux_p_N_c_N_N_N_clkm, CLK_SOURCE_CILE, 0),
CLK_8_1(0, "pc_dsia_lp", mux_p_N_c_N_N_N_clkm, CLK_SOURCE_DSIA_LP, 0),
CLK_8_1(0, "pc_dsib_lp", mux_p_N_c_N_N_N_clkm, CLK_SOURCE_DSIB_LP, 0),
CLK_8_1(0, "pc_entropy", mux_p_clkm_clks_E, CLK_SOURCE_ENTROPY, 0),
CLK_8_1(0, "pc_dvfs_ref", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_DVFS_REF, DCF_HAVE_ENA),
CLK_8_1(0, "pc_dvfs_soc", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_DVFS_SOC, DCF_HAVE_ENA),
CLK_8_1(0, "pc_traceclkin", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_TRACECLKIN, 0),
CLK_8_1(0, "pc_adx", mux_a_c2_c_c3_p_N_clkm, CLK_SOURCE_ADX, DCF_HAVE_ENA),
CLK_8_1(0, "pc_amx", mux_a_c2_c_c3_p_N_clkm, CLK_SOURCE_AMX, DCF_HAVE_ENA),
CLK_8_1(0, "pc_emc_latency", mux_m_c_p_clkm_mud_c2_c3, CLK_SOURCE_EMC_LATENCY, 0),
CLK_8_1(0, "pc_soc_therm", mux_m_c_p_a_c2_c3, CLK_SOURCE_SOC_THERM, 0),
CLK_8_1(0, "pc_vi_sensor2", mux_m_c2_c_c3_p_N_a, CLK_SOURCE_VI_SENSOR2, 0),
CLK16_0(0, "pc_i2c6", mux_p_c2_c_c3_m_N_clkm, CLK_SOURCE_I2C6, 0),
CLK_8_1(0, "pc_emc_dll", mux_m_c_p_clkm_mud_c2_c3, CLK_SOURCE_EMC_DLL, DCF_IS_EMC_DLL),
CLK_8_1(0, "pc_hdmi_audio", mux_p_c_c2_clkm, CLK_SOURCE_HDMI_AUDIO, 0),
CLK_8_1(0, "pc_clk72mhz", mux_p_c_c2_clkm, CLK_SOURCE_CLK72MHZ, 0),
CLK_8_1(0, "pc_adx1", mux_a_c2_c_c3_p_N_clkm, CLK_SOURCE_ADX1, DCF_HAVE_ENA),
CLK_8_1(0, "pc_amx1", mux_a_c2_c_c3_p_N_clkm, CLK_SOURCE_AMX1, DCF_HAVE_ENA),
CLK_8_1(0, "pc_vic", mux_m_c_p_a_c2_c3_clkm, CLK_SOURCE_VIC, DCF_IS_VIC),
};
static int periph_init(struct clknode *clk, device_t dev);
static int periph_recalc(struct clknode *clk, uint64_t *freq);
static int periph_set_freq(struct clknode *clk, uint64_t fin,
uint64_t *fout, int flags, int *stop);
static int periph_set_mux(struct clknode *clk, int idx);
struct periph_sc {
device_t clkdev;
uint32_t base_reg;
uint32_t div_shift;
uint32_t div_width;
uint32_t div_mask;
uint32_t div_f_width;
uint32_t div_f_mask;
uint32_t flags;
uint32_t divider;
int mux;
};
static clknode_method_t periph_methods[] = {
/* Device interface */
CLKNODEMETHOD(clknode_init, periph_init),
CLKNODEMETHOD(clknode_recalc_freq, periph_recalc),
CLKNODEMETHOD(clknode_set_freq, periph_set_freq),
CLKNODEMETHOD(clknode_set_mux, periph_set_mux),
CLKNODEMETHOD_END
};
DEFINE_CLASS_1(tegra124_periph, tegra124_periph_class, periph_methods,
sizeof(struct periph_sc), clknode_class);
static int
periph_init(struct clknode *clk, device_t dev)
{
struct periph_sc *sc;
uint32_t reg;
sc = clknode_get_softc(clk);
DEVICE_LOCK(sc);
if (sc->flags & DCF_HAVE_ENA)
MD4(sc, sc->base_reg, PERLCK_ENA_MASK, PERLCK_ENA_MASK);
RD4(sc, sc->base_reg, ®);
DEVICE_UNLOCK(sc);
/* Stnadard mux. */
if (sc->flags & DCF_HAVE_MUX)
sc->mux = (reg >> PERLCK_MUX_SHIFT) & PERLCK_MUX_MASK;
else
sc->mux = 0;
if (sc->flags & DCF_HAVE_DIV)
sc->divider = (reg & sc->div_mask) + 2;
else
sc->divider = 1;
if ((sc->flags & DCF_IS_MASK) == DCF_IS_UART) {
if (!(reg & PERLCK_UDIV_DIS))
sc->divider = 2;
}
/* AUDIO MUX */
if ((sc->flags & DCF_IS_MASK) == DCF_IS_AUDIO) {
if (!(reg & PERLCK_AMUX_DIS) && (sc->mux == 7)) {
sc->mux = 8 +
((reg >> PERLCK_AMUX_SHIFT) & PERLCK_MUX_MASK);
}
}
clknode_init_parent_idx(clk, sc->mux);
return(0);
}
static int
periph_set_mux(struct clknode *clk, int idx)
{
struct periph_sc *sc;
uint32_t reg;
sc = clknode_get_softc(clk);
if (!(sc->flags & DCF_HAVE_MUX))
return (ENXIO);
sc->mux = idx;
DEVICE_LOCK(sc);
RD4(sc, sc->base_reg, ®);
reg &= ~(PERLCK_MUX_MASK << PERLCK_MUX_SHIFT);
if ((sc->flags & DCF_IS_MASK) == DCF_IS_AUDIO) {
reg &= ~PERLCK_AMUX_DIS;
reg &= ~(PERLCK_MUX_MASK << PERLCK_AMUX_SHIFT);
if (idx <= 7) {
reg |= idx << PERLCK_MUX_SHIFT;
} else {
reg |= 7 << PERLCK_MUX_SHIFT;
reg |= (idx - 8) << PERLCK_AMUX_SHIFT;
}
} else {
reg |= idx << PERLCK_MUX_SHIFT;
}
WR4(sc, sc->base_reg, reg);
DEVICE_UNLOCK(sc);
return(0);
}
static int
periph_recalc(struct clknode *clk, uint64_t *freq)
{
struct periph_sc *sc;
uint32_t reg;
sc = clknode_get_softc(clk);
if (sc->flags & DCF_HAVE_DIV) {
DEVICE_LOCK(sc);
RD4(sc, sc->base_reg, ®);
DEVICE_UNLOCK(sc);
*freq = (*freq << sc->div_f_width) / sc->divider;
}
return (0);
}
static int
periph_set_freq(struct clknode *clk, uint64_t fin, uint64_t *fout,
int flags, int *stop)
{
struct periph_sc *sc;
uint64_t tmp, divider;
sc = clknode_get_softc(clk);
if (!(sc->flags & DCF_HAVE_DIV)) {
*stop = 0;
return (0);
}
tmp = fin << sc->div_f_width;
divider = tmp / *fout;
if ((tmp % *fout) != 0)
divider++;
if (divider < (1 << sc->div_f_width))
divider = 1 << (sc->div_f_width - 1);
if (flags & CLK_SET_DRYRUN) {
if (((flags & (CLK_SET_ROUND_UP | CLK_SET_ROUND_DOWN)) == 0) &&
(*fout != (tmp / divider)))
return (ERANGE);
} else {
DEVICE_LOCK(sc);
MD4(sc, sc->base_reg, sc->div_mask,
(divider - (1 << sc->div_f_width)));
DEVICE_UNLOCK(sc);
sc->divider = divider;
}
*fout = tmp / divider;
*stop = 1;
return (0);
}
static int
periph_register(struct clkdom *clkdom, struct periph_def *clkdef)
{
struct clknode *clk;
struct periph_sc *sc;
clk = clknode_create(clkdom, &tegra124_periph_class, &clkdef->clkdef);
if (clk == NULL)
return (1);
sc = clknode_get_softc(clk);
sc->clkdev = clknode_get_device(clk);
sc->base_reg = clkdef->base_reg;
sc->div_width = clkdef->div_width;
sc->div_mask = (1 <<clkdef->div_width) - 1;
sc->div_f_width = clkdef->div_f_width;
sc->div_f_mask = (1 <<clkdef->div_f_width) - 1;
sc->flags = clkdef->flags;
clknode_register(clkdom, clk);
return (0);
}
/* -------------------------------------------------------------------------- */
static int pgate_init(struct clknode *clk, device_t dev);
static int pgate_set_gate(struct clknode *clk, bool enable);
struct pgate_sc {
device_t clkdev;
uint32_t idx;
uint32_t flags;
uint32_t enabled;
};
static clknode_method_t pgate_methods[] = {
/* Device interface */
CLKNODEMETHOD(clknode_init, pgate_init),
CLKNODEMETHOD(clknode_set_gate, pgate_set_gate),
CLKNODEMETHOD_END
};
DEFINE_CLASS_1(tegra124_pgate, tegra124_pgate_class, pgate_methods,
sizeof(struct pgate_sc), clknode_class);
static uint32_t
get_enable_reg(int idx)
{
KASSERT(idx / 32 < nitems(clk_enable_reg),
("Invalid clock index for enable: %d", idx));
return (clk_enable_reg[idx / 32]);
}
static uint32_t
get_reset_reg(int idx)
{
KASSERT(idx / 32 < nitems(clk_reset_reg),
("Invalid clock index for reset: %d", idx));
return (clk_reset_reg[idx / 32]);
}
static int
pgate_init(struct clknode *clk, device_t dev)
{
struct pgate_sc *sc;
uint32_t ena_reg, rst_reg, mask;
sc = clknode_get_softc(clk);
mask = 1 << (sc->idx % 32);
DEVICE_LOCK(sc);
RD4(sc, get_enable_reg(sc->idx), &ena_reg);
RD4(sc, get_reset_reg(sc->idx), &rst_reg);
DEVICE_UNLOCK(sc);
sc->enabled = ena_reg & mask ? 1 : 0;
clknode_init_parent_idx(clk, 0);
return(0);
}
static int
pgate_set_gate(struct clknode *clk, bool enable)
{
struct pgate_sc *sc;
uint32_t reg, mask, base_reg;
sc = clknode_get_softc(clk);
mask = 1 << (sc->idx % 32);
sc->enabled = enable;
base_reg = get_enable_reg(sc->idx);
DEVICE_LOCK(sc);
MD4(sc, base_reg, mask, enable ? mask : 0);
RD4(sc, base_reg, ®);
DEVICE_UNLOCK(sc);
DELAY(2);
return(0);
}
int
tegra124_hwreset_by_idx(struct tegra124_car_softc *sc, intptr_t idx, bool reset)
{
uint32_t reg, mask, reset_reg;
mask = 1 << (idx % 32);
reset_reg = get_reset_reg(idx);
CLKDEV_DEVICE_LOCK(sc->dev);
CLKDEV_MODIFY_4(sc->dev, reset_reg, mask, reset ? mask : 0);
CLKDEV_READ_4(sc->dev, reset_reg, ®);
CLKDEV_DEVICE_UNLOCK(sc->dev);
return(0);
}
static int
pgate_register(struct clkdom *clkdom, struct pgate_def *clkdef)
{
struct clknode *clk;
struct pgate_sc *sc;
clk = clknode_create(clkdom, &tegra124_pgate_class, &clkdef->clkdef);
if (clk == NULL)
return (1);
sc = clknode_get_softc(clk);
sc->clkdev = clknode_get_device(clk);
sc->idx = clkdef->idx;
sc->flags = clkdef->flags;
clknode_register(clkdom, clk);
return (0);
}
void
tegra124_periph_clock(struct tegra124_car_softc *sc)
{
int i, rv;
for (i = 0; i < nitems(periph_def); i++) {
rv = periph_register(sc->clkdom, &periph_def[i]);
if (rv != 0)
panic("tegra124_periph_register failed");
}
for (i = 0; i < nitems(pgate_def); i++) {
rv = pgate_register(sc->clkdom, &pgate_def[i]);
if (rv != 0)
panic("tegra124_pgate_register failed");
}
}
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