*
* (C) Copyright 2005-2010 Freescale Semiconductor, Inc.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
/* #define DEBUG */
struct dp_csc_param_t {
int mode;
- void *coeff;
+ const int (*coeff)[5][3];
};
#define SYNC_WAVE 0
int g_di1_tvout;
extern struct clk *g_ipu_clk;
+extern struct clk *g_ldb_clk;
extern struct clk *g_di_clk[2];
extern struct clk *g_pixel_clk[2];
uint32_t csc;
uint32_t dc_chan = 0;
int timeout = 50;
+ int irq = 0;
dc_swap = swap;
if (channel == MEM_DC_SYNC) {
dc_chan = 1;
+ irq = IPU_IRQ_DC_FC_1;
} else if (channel == MEM_BG_SYNC) {
dc_chan = 5;
+ irq = IPU_IRQ_DP_SF_END;
} else if (channel == MEM_FG_SYNC) {
/* Disable FG channel */
dc_chan = 5;
reg ^= DC_WR_CH_CONF_PROG_DI_ID;
__raw_writel(reg, DC_WR_CH_CONF(dc_chan));
} else {
- timeout = 50;
-
- /* Wait for DC triple buffer to empty */
- if (g_dc_di_assignment[dc_chan] == 0)
- while ((__raw_readl(DC_STAT) & 0x00000002)
- != 0x00000002) {
- udelay(2000);
- timeout -= 2;
- if (timeout <= 0)
- break;
- }
- else if (g_dc_di_assignment[dc_chan] == 1)
- while ((__raw_readl(DC_STAT) & 0x00000020)
- != 0x00000020) {
- udelay(2000);
- timeout -= 2;
- if (timeout <= 0)
- break;
- }
+ /* Make sure that we leave at the irq starting edge */
+ __raw_writel(IPUIRQ_2_MASK(irq), IPUIRQ_2_STATREG(irq));
+ do {
+ reg = __raw_readl(IPUIRQ_2_STATREG(irq));
+ } while (!(reg & IPUIRQ_2_MASK(irq)));
reg = __raw_readl(DC_WR_CH_CONF(dc_chan));
reg &= ~DC_WR_CH_CONF_PROG_TYPE_MASK;
debug("panel size = %d x %d\n", width, height);
if ((v_sync_width == 0) || (h_sync_width == 0))
- return EINVAL;
+ return -EINVAL;
adapt_panel_to_ipu_restricitions(&pixel_clk, width, height,
h_start_width, h_end_width,
udelay(10000);
}
}
- clk_set_parent(g_pixel_clk[disp], g_di_clk[disp]);
+ clk_set_parent(g_pixel_clk[disp], g_ldb_clk);
} else {
if (clk_get_usecount(g_pixel_clk[disp]) != 0)
clk_set_parent(g_pixel_clk[disp], g_ipu_clk);
if (sig.Vsync_pol)
di_gen |= DI_GEN_POLARITY_3;
- if (sig.clk_pol)
+ if (!sig.clk_pol)
di_gen |= DI_GEN_POL_CLK;
}