Exemplos de dss_write_reg em C++ (Cpp)

Exemplo n.º 1

void dss_select_clk_source(bool dsi, bool dispc)
{
	u32 r;
	r = dss_read_reg(DSS_CONTROL);
	r = FLD_MOD(r, dsi, 1, 1);	/* DSI_CLK_SWITCH */
	r = FLD_MOD(r, dispc, 0, 0);	/* DISPC_CLK_SWITCH */
	dss_write_reg(DSS_CONTROL, r);
}

Exemplo n.º 2

void dss_sdi_init(u8 datapairs)
{
	u32 l;

	BUG_ON(datapairs > 3 || datapairs < 1);

	l = dss_read_reg(DSS_SDI_CONTROL);
	l = FLD_MOD(l, 0xf, 19, 15);		/* SDI_PDIV */
	l = FLD_MOD(l, datapairs-1, 3, 2);	/* SDI_PRSEL */
	l = FLD_MOD(l, 2, 1, 0);		/* SDI_BWSEL */
	dss_write_reg(DSS_SDI_CONTROL, l);

	l = dss_read_reg(DSS_PLL_CONTROL);
	l = FLD_MOD(l, 0x7, 25, 22);	/* SDI_PLL_FREQSEL */
	l = FLD_MOD(l, 0xb, 16, 11);	/* SDI_PLL_REGN */
	l = FLD_MOD(l, 0xb4, 10, 1);	/* SDI_PLL_REGM */
	dss_write_reg(DSS_PLL_CONTROL, l);
}

Exemplo n.º 3

Arquivo: dss.c Projeto: embest-tech/rowboat-kernel

void dss_sdi_init(int datapairs)
{
	u32 l;

	BUG_ON(datapairs > 3 || datapairs < 1);

	l = dss_read_reg(DSS_SDI_CONTROL);
	l = FLD_MOD(l, 0xf, 19, 15);		/* SDI_PDIV */
	l = FLD_MOD(l, datapairs-1, 3, 2);	/* SDI_PRSEL */
	l = FLD_MOD(l, 2, 1, 0);		/* SDI_BWSEL */
	dss_write_reg(DSS_SDI_CONTROL, l);

	l = dss_read_reg(DSS_PLL_CONTROL);
	l = FLD_MOD(l, 0x7, 25, 22);	/* SDI_PLL_FREQSEL */
	l = FLD_MOD(l, 0xb, 16, 11);	/* SDI_PLL_REGN */
	l = FLD_MOD(l, 0xb4, 10, 1);	/* SDI_PLL_REGM */
	dss_write_reg(DSS_PLL_CONTROL, l);

	/* Reset SDI PLL */
	REG_FLD_MOD(DSS_PLL_CONTROL, 1, 18, 18); /* SDI_PLL_SYSRESET */
	udelay(1);	/* wait 2x PCLK */

	/* Lock SDI PLL */
	REG_FLD_MOD(DSS_PLL_CONTROL, 1, 28, 28); /* SDI_PLL_GOBIT */

	/* Waiting for PLL lock request to complete */
	while (dss_read_reg(DSS_SDI_STATUS) & (1 << 6))
		;

	/* Clearing PLL_GO bit */
	REG_FLD_MOD(DSS_PLL_CONTROL, 0, 28, 28);

	/* Waiting for PLL to lock */
	while (!(dss_read_reg(DSS_SDI_STATUS) & (1 << 5)))
		;

	dispc_lcd_enable_signal(1);

	/* Waiting for SDI reset to complete */
	while (!(dss_read_reg(DSS_SDI_STATUS) & (1 << 5)))
		;
}

Exemplo n.º 4

void dss_select_clk_source(bool dsi, bool dispc)
{
	u32 r;
	r = dss_read_reg(DSS_CONTROL);
	r = FLD_MOD(r, dsi, 1, 1);	/* DSI_CLK_SWITCH */
	if (cpu_is_omap44xx())
		r = FLD_MOD(r, dsi, 10, 10);	/* DSI2_CLK_SWITCH */
	r = FLD_MOD(r, dispc, 0, 0);	/* DISPC_CLK_SWITCH */
	/* TODO: extend for LCD2 and HDMI */
	dss_write_reg(DSS_CONTROL, r);
}

Exemplo n.º 5

void dss_select_clk_source_dsi(enum dsi lcd_ix, bool dsi, bool lcd)
{
	u32 r;
	r = dss_read_reg(DSS_CONTROL);
	if (lcd_ix == dsi1) {
		r = FLD_MOD(r, dsi, 1, 1);	/* DSI_CLK_SWITCH */
		r = FLD_MOD(r, lcd, 0, 0);	/* LCD1_CLK_SWITCH */
	} else {
		r = FLD_MOD(r, dsi, 10, 10);	/* DSI2_CLK_SWITCH */
		r = FLD_MOD(r, lcd, 12, 12);	/* LCD2_CLK_SWITCH */
	}

	dss_write_reg(DSS_CONTROL, r);
}